45663868 has 24 divisors (see below), whose sum is σ = 83855744. Its totient is φ = 21729600.

The previous prime is 45663851. The next prime is 45663889. The reversal of 45663868 is 86836654.

It is a super-3 number, since 3×45663868³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

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, 4546 + ... + 10582.

Almost surely, 2^45663868 is an apocalyptic number.

It is an amenable number.

45663868 is a deficient number, since it is larger than the sum of its proper divisors (38191876).

45663868 is a wasteful number, since it uses less digits than its factorization.

45663868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6133 (or 6131 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The square root of 45663868 is about 6757.5045689959. The cubic root of 45663868 is about 357.4299156795.

The spelling of 45663868 in words is "forty-five million, six hundred sixty-three thousand, eight hundred sixty-eight".