125262627638 has 16 divisors (see below), whose sum is σ = 190488300576. Its totient is φ = 61766712000.

The previous prime is 125262627617. The next prime is 125262627649. The reversal of 125262627638 is 836726262521.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1492295 + ... + 1573997.

It is an arithmetic number, because the mean of its divisors is an integer number (11905518786).

Almost surely, 2^125262627638 is an apocalyptic number.

125262627638 is a deficient number, since it is larger than the sum of its proper divisors (65225672938).

125262627638 is a wasteful number, since it uses less digits than its factorization.

125262627638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92279.

The product of its digits is 2903040, while the sum is 50.

The spelling of 125262627638 in words is "one hundred twenty-five billion, two hundred sixty-two million, six hundred twenty-seven thousand, six hundred thirty-eight".