12501253755528 has 32 divisors (see below), whose sum is σ = 31255344096000. Its totient is φ = 4166789957568.

The previous prime is 12501253755493. The next prime is 12501253755607. The reversal of 12501253755528 is 82555735210521.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18067576 + ... + 18746727.

It is an arithmetic number, because the mean of its divisors is an integer number (976729503000).

Almost surely, 2^{12501253755528} is an apocalyptic number.

It is an amenable number.

12501253755528 is an abundant number, since it is smaller than the sum of its proper divisors (18754090340472).

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

12501253755528 is a wasteful number, since it uses less digits than its factorization.

12501253755528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36828461 (or 36828457 counting only the distinct ones).

The product of its (nonzero) digits is 4200000, while the sum is 51.

The spelling of 12501253755528 in words is "twelve trillion, five hundred one billion, two hundred fifty-three million, seven hundred fifty-five thousand, five hundred twenty-eight".