100156560666 has 16 divisors (see below), whose sum is σ = 200357877888. Its totient is φ = 33378060800.

The previous prime is 100156560653. The next prime is 100156560667. The reversal of 100156560666 is 666065651001.

It is not an unprimeable number, because it can be changed into a prime (100156560667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1835730 + ... + 1889501.

It is an arithmetic number, because the mean of its divisors is an integer number (12522367368).

Almost surely, 2^100156560666 is an apocalyptic number.

100156560666 is an abundant number, since it is smaller than the sum of its proper divisors (100201317222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100156560666 is a wasteful number, since it uses less digits than its factorization.

100156560666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3729717.

The product of its (nonzero) digits is 194400, while the sum is 42.

The spelling of 100156560666 in words is "one hundred billion, one hundred fifty-six million, five hundred sixty thousand, six hundred sixty-six".