55163715 has 8 divisors (see below), whose sum is σ = 88261968. Its totient is φ = 29420640.

The previous prime is 55163699. The next prime is 55163749. The reversal of 55163715 is 51736155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 55163715 - 2⁴ = 55163699 is a prime.

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, 1838776 + ... + 1838805.

It is an arithmetic number, because the mean of its divisors is an integer number (11032746).

Almost surely, 2^55163715 is an apocalyptic number.

55163715 is a deficient number, since it is larger than the sum of its proper divisors (33098253).

55163715 is a wasteful number, since it uses less digits than its factorization.

55163715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3677589.

The product of its digits is 15750, while the sum is 33.

The square root of 55163715 is about 7427.2279485687. The cubic root of 55163715 is about 380.6722058519.

The spelling of 55163715 in words is "fifty-five million, one hundred sixty-three thousand, seven hundred fifteen".