45156551165 has 32 divisors (see below), whose sum is σ = 59960438784. Its totient is φ = 32374218240.

The previous prime is 45156551159. The next prime is 45156551197. The reversal of 45156551165 is 56115565154.

45156551165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a de Polignac number, because none of the positive numbers 2^k-45156551165 is a prime.

It is a super-2 number, since 2×45156551165² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

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 31 ways as a sum of consecutive naturals, for example, 1076057 + ... + 1117233.

It is an arithmetic number, because the mean of its divisors is an integer number (1873763712).

Almost surely, 2^45156551165 is an apocalyptic number.

It is an amenable number.

45156551165 is a deficient number, since it is larger than the sum of its proper divisors (14803887619).

45156551165 is a wasteful number, since it uses less digits than its factorization.

45156551165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41477.

The product of its digits is 450000, while the sum is 44.

The spelling of 45156551165 in words is "forty-five billion, one hundred fifty-six million, five hundred fifty-one thousand, one hundred sixty-five".