155600055051 has 32 divisors (see below), whose sum is σ = 237675836928. Its totient is φ = 88700451840.

The previous prime is 155600055049. The next prime is 155600055103. The reversal of 155600055051 is 150550006551.

155600055051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 155600055051 - 2¹ = 155600055049 is a prime.

It is a super-2 number, since 2×155600055051² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (155600055011) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 17804955 + ... + 17813691.

It is an arithmetic number, because the mean of its divisors is an integer number (7427369904).

Almost surely, 2^155600055051 is an apocalyptic number.

155600055051 is a deficient number, since it is larger than the sum of its proper divisors (82075781877).

155600055051 is a wasteful number, since it uses less digits than its factorization.

155600055051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10691.

The product of its (nonzero) digits is 18750, while the sum is 33.

The spelling of 155600055051 in words is "one hundred fifty-five billion, six hundred million, fifty-five thousand, fifty-one".