100161000064155 has 32 divisors (see below), whose sum is σ = 162654378766848. Its totient is φ = 52620321600000.

The previous prime is 100161000064129. The next prime is 100161000064219. The reversal of 100161000064155 is 551460000161001.

It is not a de Polignac number, because 100161000064155 - 2⁶ = 100161000064091 is a prime.

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, 32443315 + ... + 35396195.

It is an arithmetic number, because the mean of its divisors is an integer number (5082949336464).

Almost surely, 2^{100161000064155} is an apocalyptic number.

100161000064155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

100161000064155 is a deficient number, since it is larger than the sum of its proper divisors (62493378702693).

100161000064155 is a wasteful number, since it uses less digits than its factorization.

100161000064155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2986707.

The product of its (nonzero) digits is 3600, while the sum is 30.

The spelling of 100161000064155 in words is "one hundred trillion, one hundred sixty-one billion, sixty-four thousand, one hundred fifty-five".