125063323360521 has 16 divisors (see below), whose sum is σ = 205232120386944. Its totient is φ = 65967467266944.

The previous prime is 125063323360517. The next prime is 125063323360553.

125063323360521 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 125063323360521 - 2² = 125063323360517 is a prime.

It is not an unprimeable number, because it can be changed into a prime (125063323360501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 229053705516 + ... + 229053706061.

It is an arithmetic number, because the mean of its divisors is an integer number (12827007524184).

Almost surely, 2^{125063323360521} is an apocalyptic number.

It is an amenable number.

125063323360521 is a deficient number, since it is larger than the sum of its proper divisors (80168797026423).

125063323360521 is a wasteful number, since it uses less digits than its factorization.

125063323360521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458107411600.

The product of its (nonzero) digits is 583200, while the sum is 42.

The spelling of 125063323360521 in words is "one hundred twenty-five trillion, sixty-three billion, three hundred twenty-three million, three hundred sixty thousand, five hundred twenty-one".