44005739652 has 72 divisors (see below), whose sum is σ = 127611259776. Its totient is φ = 12525243264.

The previous prime is 44005739647. The next prime is 44005739677. The reversal of 44005739652 is 25693750044.

44005739652 is a `hidden beast` number, since 440 + 0 + 5 + 73 + 96 + 52 = 666.

It is a super-2 number, since 2×44005739652² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44005739598 and 44005739607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 265713 + ... + 398264.

It is an arithmetic number, because the mean of its divisors is an integer number (1772378608).

Almost surely, 2^44005739652 is an apocalyptic number.

44005739652 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

44005739652 is an abundant number, since it is smaller than the sum of its proper divisors (83605520124).

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

44005739652 is a wasteful number, since it uses less digits than its factorization.

44005739652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664257 (or 664252 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 44005739652 in words is "forty-four billion, five million, seven hundred thirty-nine thousand, six hundred fifty-two".