100580879217 has 64 divisors (see below), whose sum is σ = 169677186560. Its totient is φ = 51570929664.

The previous prime is 100580879213. The next prime is 100580879237. The reversal of 100580879217 is 712978085001.

It is a happy number.

It is not a de Polignac number, because 100580879217 - 2² = 100580879213 is a prime.

It is not an unprimeable number, because it can be changed into a prime (100580879213) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12248409 + ... + 12256617.

It is an arithmetic number, because the mean of its divisors is an integer number (2651206040).

Almost surely, 2^100580879217 is an apocalyptic number.

It is an amenable number.

100580879217 is a deficient number, since it is larger than the sum of its proper divisors (69096307343).

100580879217 is a wasteful number, since it uses less digits than its factorization.

100580879217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9482.

The product of its (nonzero) digits is 282240, while the sum is 48.

The spelling of 100580879217 in words is "one hundred billion, five hundred eighty million, eight hundred seventy-nine thousand, two hundred seventeen".