45778649904 has 80 divisors (see below), whose sum is σ = 141509519200. Its totient is φ = 14085736704.

The previous prime is 45778649893. The next prime is 45778649929. The reversal of 45778649904 is 40994687754.

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, 4070119 + ... + 4081350.

It is an arithmetic number, because the mean of its divisors is an integer number (1768868990).

Almost surely, 2^45778649904 is an apocalyptic number.

It is an amenable number.

45778649904 is an abundant number, since it is smaller than the sum of its proper divisors (95730869296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45778649904 is a wasteful number, since it uses less digits than its factorization.

45778649904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8151499 (or 8151487 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 45778649904 in words is "forty-five billion, seven hundred seventy-eight million, six hundred forty-nine thousand, nine hundred four".