100872455376506 has 64 divisors (see below), whose sum is σ = 166194770595840. Its totient is φ = 45538090565760.

The previous prime is 100872455376443. The next prime is 100872455376619. The reversal of 100872455376506 is 605673554278001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4771854485 + ... + 4771875623.

It is an arithmetic number, because the mean of its divisors is an integer number (2596793290560).

Almost surely, 2^{100872455376506} is an apocalyptic number.

100872455376506 is a deficient number, since it is larger than the sum of its proper divisors (65322315219334).

100872455376506 is a wasteful number, since it uses less digits than its factorization.

100872455376506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23619.

The product of its (nonzero) digits is 42336000, while the sum is 59.

The spelling of 100872455376506 in words is "one hundred trillion, eight hundred seventy-two billion, four hundred fifty-five million, three hundred seventy-six thousand, five hundred six".