100125936123638 has 16 divisors (see below), whose sum is σ = 155837221166160. Its totient is φ = 48190626607200.

The previous prime is 100125936123607. The next prime is 100125936123709. The reversal of 100125936123638 is 836321639521001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2607698693 + ... + 2607737088.

It is an arithmetic number, because the mean of its divisors is an integer number (9739826322885).

Almost surely, 2^{100125936123638} is an apocalyptic number.

100125936123638 is a deficient number, since it is larger than the sum of its proper divisors (55711285042522).

100125936123638 is a wasteful number, since it uses less digits than its factorization.

100125936123638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5215436143.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 100125936123638 in words is "one hundred trillion, one hundred twenty-five billion, nine hundred thirty-six million, one hundred twenty-three thousand, six hundred thirty-eight".