100661160010665 has 16 divisors (see below), whose sum is σ = 169534585281600. Its totient is φ = 50860375584192.

The previous prime is 100661160010643. The next prime is 100661160010679. The reversal of 100661160010665 is 566010061166001.

It is not a de Polignac number, because 100661160010665 - 2¹⁷ = 100661159879593 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176598526050 + ... + 176598526619.

It is an arithmetic number, because the mean of its divisors is an integer number (10595911580100).

Almost surely, 2^{100661160010665} is an apocalyptic number.

100661160010665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100661160010665 is a deficient number, since it is larger than the sum of its proper divisors (68873425270935).

100661160010665 is a wasteful number, since it uses less digits than its factorization.

100661160010665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353197052696.

The product of its (nonzero) digits is 38880, while the sum is 39.

The spelling of 100661160010665 in words is "one hundred trillion, six hundred sixty-one billion, one hundred sixty million, ten thousand, six hundred sixty-five".