125573990997213 has 24 divisors (see below), whose sum is σ = 197878061328480. Its totient is φ = 76103951513760.

The previous prime is 125573990997211. The next prime is 125573990997373. The reversal of 125573990997213 is 312799099375521.

125573990997213 is a `hidden beast` number, since 1 + 25 + 57 + 399 + 0 + 99 + 72 + 13 = 666.

It is not a de Polignac number, because 125573990997213 - 2¹ = 125573990997211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125573990997211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7412958 + ... + 17495711.

It is an arithmetic number, because the mean of its divisors is an integer number (8244919222020).

Almost surely, 2^{125573990997213} is an apocalyptic number.

It is an amenable number.

125573990997213 is a deficient number, since it is larger than the sum of its proper divisors (72304070331267).

125573990997213 is a wasteful number, since it uses less digits than its factorization.

125573990997213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24959609 (or 24959606 counting only the distinct ones).

The product of its (nonzero) digits is 289340100, while the sum is 72.

The spelling of 125573990997213 in words is "one hundred twenty-five trillion, five hundred seventy-three billion, nine hundred ninety million, nine hundred ninety-seven thousand, two hundred thirteen".