45156523165 has 8 divisors (see below), whose sum is σ = 58356122328. Its totient is φ = 33346355520.

The previous prime is 45156523151. The next prime is 45156523177. The reversal of 45156523165 is 56132565154.

It is a happy number.

45156523165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 31292836 + 45125230329 = 5594^2 + 212427^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45156523165 - 2³³ = 36566588573 is a prime.

It is a super-2 number, since 2×45156523165² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347357806 + ... + 347357935.

It is an arithmetic number, because the mean of its divisors is an integer number (7294515291).

Almost surely, 2^45156523165 is an apocalyptic number.

It is an amenable number.

45156523165 is a deficient number, since it is larger than the sum of its proper divisors (13199599163).

45156523165 is a wasteful number, since it uses less digits than its factorization.

45156523165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 694715759.

The product of its digits is 540000, while the sum is 43.

The spelling of 45156523165 in words is "forty-five billion, one hundred fifty-six million, five hundred twenty-three thousand, one hundred sixty-five".