45156561155 has 8 divisors (see below), whose sum is σ = 55448056752. Its totient is φ = 35285126688.

The previous prime is 45156561139. The next prime is 45156561169. The reversal of 45156561155 is 55116565154.

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

It is a cyclic number.

It is not a de Polignac number, because 45156561155 - 2⁴ = 45156561139 is a prime.

It is a Duffinian 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, 105015044 + ... + 105015473.

It is an arithmetic number, because the mean of its divisors is an integer number (6931007094).

Almost surely, 2^45156561155 is an apocalyptic number.

45156561155 is a deficient number, since it is larger than the sum of its proper divisors (10291495597).

45156561155 is a wasteful number, since it uses less digits than its factorization.

45156561155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210030565.

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

The spelling of 45156561155 in words is "forty-five billion, one hundred fifty-six million, five hundred sixty-one thousand, one hundred fifty-five".