45177320155 has 16 divisors (see below), whose sum is σ = 59302393344. Its totient is φ = 32766691680.

The previous prime is 45177320141. The next prime is 45177320203. The reversal of 45177320155 is 55102377154.

45177320155 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 45177320155 - 2¹⁵ = 45177287387 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1098897 + ... + 1139266.

It is an arithmetic number, because the mean of its divisors is an integer number (3706399584).

Almost surely, 2^45177320155 is an apocalyptic number.

45177320155 is a deficient number, since it is larger than the sum of its proper divisors (14125073189).

45177320155 is a wasteful number, since it uses less digits than its factorization.

45177320155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2238546.

The product of its (nonzero) digits is 147000, while the sum is 40.

The spelling of 45177320155 in words is "forty-five billion, one hundred seventy-seven million, three hundred twenty thousand, one hundred fifty-five".