125474424878 has 12 divisors (see below), whose sum is σ = 206877254640. Its totient is φ = 57033829380.

The previous prime is 125474424877. The next prime is 125474424899. The reversal of 125474424878 is 878424474521.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125474424877) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 259244438 + ... + 259244921.

It is an arithmetic number, because the mean of its divisors is an integer number (17239771220).

Almost surely, 2^125474424878 is an apocalyptic number.

125474424878 is a deficient number, since it is larger than the sum of its proper divisors (81402829762).

125474424878 is a wasteful number, since it uses less digits than its factorization.

125474424878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 518489383 (or 518489372 counting only the distinct ones).

The product of its digits is 16056320, while the sum is 56.

The spelling of 125474424878 in words is "one hundred twenty-five billion, four hundred seventy-four million, four hundred twenty-four thousand, eight hundred seventy-eight".