45656478 has 24 divisors (see below), whose sum is σ = 113054448. Its totient is φ = 13044672.

The previous prime is 45656467. The next prime is 45656489. The reversal of 45656478 is 87465654.

It is an interprime number because it is at equal distance from previous prime (45656467) and next prime (45656489).

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, 181051 + ... + 181302.

It is an arithmetic number, because the mean of its divisors is an integer number (4710602).

Almost surely, 2^45656478 is an apocalyptic number.

45656478 is an abundant number, since it is smaller than the sum of its proper divisors (67397970).

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

45656478 is a wasteful number, since it uses less digits than its factorization.

45656478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362368 (or 362365 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 45656478 is about 6756.9577473890. The cubic root of 45656478 is about 357.4106331139.

The spelling of 45656478 in words is "forty-five million, six hundred fifty-six thousand, four hundred seventy-eight".