13123521625304 has 32 divisors (see below), whose sum is σ = 26055738303120. Its totient is φ = 6175374759936.

The previous prime is 13123521625289. The next prime is 13123521625307. The reversal of 13123521625304 is 40352612532131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13123521625307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1013894 + ... + 5222549.

Almost surely, 2^{13123521625304} is an apocalyptic number.

It is an amenable number.

13123521625304 is a deficient number, since it is larger than the sum of its proper divisors (12932216677816).

13123521625304 is a wasteful number, since it uses less digits than its factorization.

13123521625304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251939 (or 6251935 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 13123521625304 in words is "thirteen trillion, one hundred twenty-three billion, five hundred twenty-one million, six hundred twenty-five thousand, three hundred four".