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44521214424220 = 22513758012801003
BaseRepresentation
bin10100001111101111001110…
…01010111011010010011100
312211122012000222111211120201
422013313213022323102130
521313413421343033340
6234404432532153244
712243360124415512
oct1207674712732234
9184565028454521
1044521214424220
1113205382971036
124bb0614768824
131bac4426905b1
14adcba432a4b2
15523173eb079a
hex287de72bb49c

44521214424220 has 48 divisors (see below), whose sum is σ = 94193260505568. Its totient is φ = 17675443020800.

The previous prime is 44521214424217. The next prime is 44521214424259. The reversal of 44521214424220 is 2242441212544.

It is a super-2 number, since 2×445212144242202 (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44521214424220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14494239 + ... + 17295241.

It is an arithmetic number, because the mean of its divisors is an integer number (1962359593866).

Almost surely, 244521214424220 is an apocalyptic number.

It is an amenable number.

44521214424220 is an abundant number, since it is smaller than the sum of its proper divisors (49672046081348).

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

44521214424220 is a wasteful number, since it uses less digits than its factorization.

44521214424220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806950 (or 2806948 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 37.

Adding to 44521214424220 its reverse (2242441212544), we get a palindrome (46763655636764).

The spelling of 44521214424220 in words is "forty-four trillion, five hundred twenty-one billion, two hundred fourteen million, four hundred twenty-four thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 137 274 548 685 1370 2740 5801 11602 23204 29005 58010 116020 794737 1589474 2801003 3178948 3973685 5602006 7947370 11204012 14005015 15894740 28010030 56020060 383737411 767474822 1534949644 1918687055 3837374110 7674748220 16248618403 32497236806 64994473612 81243092015 162486184030 324972368060 2226060721211 4452121442422 8904242884844 11130303606055 22260607212110 44521214424220