125013126264 has 64 divisors (see below), whose sum is σ = 337914944640. Its totient is φ = 38312304000.

The previous prime is 125013126263. The next prime is 125013126289. The reversal of 125013126264 is 462621310521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125013126263) 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, 719862 + ... + 876485.

It is an arithmetic number, because the mean of its divisors is an integer number (5279921010).

Almost surely, 2^125013126264 is an apocalyptic number.

It is an amenable number.

125013126264 is an abundant number, since it is smaller than the sum of its proper divisors (212901818376).

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

125013126264 is a wasteful number, since it uses less digits than its factorization.

125013126264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596620 (or 1596616 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 125013126264 its reverse (462621310521), we get a palindrome (587634436785).

It can be divided in two parts, 12501 and 3126264, that added together give a triangular number (3138765 = T₂₅₀₅).

The spelling of 125013126264 in words is "one hundred twenty-five billion, thirteen million, one hundred twenty-six thousand, two hundred sixty-four".