55501716 has 24 divisors (see below), whose sum is σ = 129643360. Its totient is φ = 18480672.

The previous prime is 55501703. The next prime is 55501729. The reversal of 55501716 is 61710555.

It is an interprime number because it is at equal distance from previous prime (55501703) and next prime (55501729).

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, 12975 + ... + 16713.

Almost surely, 2^55501716 is an apocalyptic number.

It is an amenable number.

55501716 is an abundant number, since it is smaller than the sum of its proper divisors (74141644).

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

55501716 is a wasteful number, since it uses less digits than its factorization.

55501716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983 (or 4981 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 30.

The square root of 55501716 is about 7449.9473823645. The cubic root of 55501716 is about 381.4481125327.

The spelling of 55501716 in words is "fifty-five million, five hundred one thousand, seven hundred sixteen".