45994604688 has 60 divisors (see below), whose sum is σ = 132199973308. Its totient is φ = 14917167360.

The previous prime is 45994604659. The next prime is 45994604699. The reversal of 45994604688 is 88640649954.

45994604688 is a `hidden beast` number, since 4 + 5 + 99 + 460 + 4 + 6 + 88 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37043931024 + 8950673664 = 192468^2 + 94608^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4310983 + ... + 4321638.

Almost surely, 2^45994604688 is an apocalyptic number.

45994604688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

45994604688 is an abundant number, since it is smaller than the sum of its proper divisors (86205368620).

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

45994604688 is a wasteful number, since it uses less digits than its factorization.

45994604688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8632672 (or 8632663 counting only the distinct ones).

The product of its (nonzero) digits is 59719680, while the sum is 63.

The spelling of 45994604688 in words is "forty-five billion, nine hundred ninety-four million, six hundred four thousand, six hundred eighty-eight".