12044493252520 has 64 divisors (see below), whose sum is σ = 27126570641040. Its totient is φ = 4813094400000.

The previous prime is 12044493252509. The next prime is 12044493252553. The reversal of 12044493252520 is 2525239444021.

It can be written as a sum of positive squares in 8 ways, for example, as 81735379236 + 11962757873284 = 285894^2 + 3458722^2 .

It is a super-3 number, since 3×12044493252520³ (a number of 40 digits) contains 333 as substring.

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, 412453920 + ... + 412483120.

Almost surely, 2^{12044493252520} is an apocalyptic number.

12044493252520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12044493252520 is an abundant number, since it is smaller than the sum of its proper divisors (15082077388520).

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

12044493252520 is a wasteful number, since it uses less digits than its factorization.

12044493252520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38926 (or 38922 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 12044493252520 in words is "twelve trillion, forty-four billion, four hundred ninety-three million, two hundred fifty-two thousand, five hundred twenty".