155913696155 has 16 divisors (see below), whose sum is σ = 213861150720. Its totient is φ = 106893922272.

The previous prime is 155913696137. The next prime is 155913696163. The reversal of 155913696155 is 551696319551.

155913696155 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 155913696155 - 2³⁰ = 154839954331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155913696155.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173099 + ... + 584628.

It is an arithmetic number, because the mean of its divisors is an integer number (13366321920).

Almost surely, 2^155913696155 is an apocalyptic number.

155913696155 is a deficient number, since it is larger than the sum of its proper divisors (57947454565).

155913696155 is an equidigital number, since it uses as much as digits as its factorization.

155913696155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763618.

The product of its digits is 5467500, while the sum is 56.

The spelling of 155913696155 in words is "one hundred fifty-five billion, nine hundred thirteen million, six hundred ninety-six thousand, one hundred fifty-five".