45169362178 has 32 divisors (see below), whose sum is σ = 69168586176. Its totient is φ = 22118012928.

The previous prime is 45169362109. The next prime is 45169362193. The reversal of 45169362178 is 87126396154.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19244401 + ... + 19246747.

It is an arithmetic number, because the mean of its divisors is an integer number (2161518318).

Almost surely, 2^45169362178 is an apocalyptic number.

45169362178 is a deficient number, since it is larger than the sum of its proper divisors (23999223998).

45169362178 is a wasteful number, since it uses less digits than its factorization.

45169362178 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3298.

The product of its digits is 2177280, while the sum is 52.

The spelling of 45169362178 in words is "forty-five billion, one hundred sixty-nine million, three hundred sixty-two thousand, one hundred seventy-eight".