45905616 has 60 divisors (see below), whose sum is σ = 133241472. Its totient is φ = 15300576.

The previous prime is 45905603. The next prime is 45905647. The reversal of 45905616 is 61650954.

45905616 is a `hidden beast` number, since 4 + 5 + 90 + 561 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 2016 + ... + 9791.

Almost surely, 2^45905616 is an apocalyptic number.

It is an amenable number.

45905616 is an abundant number, since it is smaller than the sum of its proper divisors (87335856).

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

45905616 is a wasteful number, since it uses less digits than its factorization.

45905616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11830 (or 11812 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 45905616 is about 6775.3683294711. The cubic root of 45905616 is about 358.0595596006.

The spelling of 45905616 in words is "forty-five million, nine hundred five thousand, six hundred sixteen".