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44004444484 = 227111310990121
BaseRepresentation
bin101000111110110111…
…101000100101000100
311012120202010101122011
4220332313220211010
51210110114210414
632114303544004
73115320415030
oct507667504504
9135522111564
1044004444484
11177313a84a0
128640bbb004
1341c389bc40
1421b635b1c0
151228338dc4
hexa3ede8944

44004444484 has 48 divisors (see below), whose sum is σ = 103395067776. Its totient is φ = 15825772800.

The previous prime is 44004444481. The next prime is 44004444511. The reversal of 44004444484 is 48444440044.

It is a happy number.

44004444484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×440044444842 (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (44004444481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5491057 + ... + 5499064.

It is an arithmetic number, because the mean of its divisors is an integer number (2154063912).

Almost surely, 244004444484 is an apocalyptic number.

44004444484 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44004444484 is an abundant number, since it is smaller than the sum of its proper divisors (59390623292).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44004444484 is a wasteful number, since it uses less digits than its factorization.

44004444484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10990156 (or 10990154 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 40.

The spelling of 44004444484 in words is "forty-four billion, four million, four hundred forty-four thousand, four hundred eighty-four".

Divisors: 1 2 4 7 11 13 14 22 26 28 44 52 77 91 143 154 182 286 308 364 572 1001 2002 4004 10990121 21980242 43960484 76930847 120891331 142871573 153861694 241782662 285743146 307723388 483565324 571486292 846239317 1000101011 1571587303 1692478634 2000202022 3143174606 3384957268 4000404044 6286349212 11001111121 22002222242 44004444484