100156116566 has 16 divisors (see below), whose sum is σ = 163902484368. Its totient is φ = 45522547200.

The previous prime is 100156116509. The next prime is 100156116587. The reversal of 100156116566 is 665611651001.

100156116566 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon 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, 218126 + ... + 497886.

It is an arithmetic number, because the mean of its divisors is an integer number (10243905273).

Almost surely, 2^100156116566 is an apocalyptic number.

100156116566 is a deficient number, since it is larger than the sum of its proper divisors (63746367802).

100156116566 is a wasteful number, since it uses less digits than its factorization.

100156116566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296047.

The product of its (nonzero) digits is 32400, while the sum is 38.

Adding to 100156116566 its reverse (665611651001), we get a palindrome (765767767567).

The spelling of 100156116566 in words is "one hundred billion, one hundred fifty-six million, one hundred sixteen thousand, five hundred sixty-six".