45912978770 has 16 divisors (see below), whose sum is σ = 82645821720. Its totient is φ = 18364644864.

The previous prime is 45912978733. The next prime is 45912978781. The reversal of 45912978770 is 7787921954.

It can be written as a sum of positive squares in 4 ways, for example, as 30320212129 + 15592766641 = 174127^2 + 124871^2 .

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, 556514 + ... + 633666.

Almost surely, 2^45912978770 is an apocalyptic number.

45912978770 is a deficient number, since it is larger than the sum of its proper divisors (36732842950).

45912978770 is a wasteful number, since it uses less digits than its factorization.

45912978770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136669.

The product of its (nonzero) digits is 8890560, while the sum is 59.

The spelling of 45912978770 in words is "forty-five billion, nine hundred twelve million, nine hundred seventy-eight thousand, seven hundred seventy".