44404520512 has 112 divisors (see below), whose sum is σ = 98911379520. Its totient is φ = 19601049600.

The previous prime is 44404520507. The next prime is 44404520597. The reversal of 44404520512 is 21502540444.

It is a super-2 number, since 2×44404520512² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 17216439 + ... + 17219017.

Almost surely, 2^44404520512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44404520512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49455689760).

44404520512 is an abundant number, since it is smaller than the sum of its proper divisors (54506859008).

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

44404520512 is a wasteful number, since it uses less digits than its factorization.

44404520512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300 (or 3290 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 31.

The spelling of 44404520512 in words is "forty-four billion, four hundred four million, five hundred twenty thousand, five hundred twelve".