54717816 has 32 divisors (see below), whose sum is σ = 137514960. Its totient is φ = 18143232.

The previous prime is 54717779. The next prime is 54717827. The reversal of 54717816 is 61871745.

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, 1275 + ... + 10538.

Almost surely, 2^54717816 is an apocalyptic number.

It is an amenable number.

54717816 is an abundant number, since it is smaller than the sum of its proper divisors (82797144).

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

54717816 is a wasteful number, since it uses less digits than its factorization.

54717816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12015 (or 12011 counting only the distinct ones).

The product of its digits is 47040, while the sum is 39.

The square root of 54717816 is about 7397.1491805965. The cubic root of 54717816 is about 379.6437473708.

The spelling of 54717816 in words is "fifty-four million, seven hundred seventeen thousand, eight hundred sixteen".