55360555 has 16 divisors (see below), whose sum is σ = 67573440. Its totient is φ = 43535232.

The previous prime is 55360549. The next prime is 55360573. The reversal of 55360555 is 55506355.

It is a cyclic number.

It is not a de Polignac number, because 55360555 - 2⁷ = 55360427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 55360555.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85242 + ... + 85888.

It is an arithmetic number, because the mean of its divisors is an integer number (4223340).

Almost surely, 2^55360555 is an apocalyptic number.

55360555 is a deficient number, since it is larger than the sum of its proper divisors (12212885).

55360555 is a wasteful number, since it uses less digits than its factorization.

55360555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918.

The product of its (nonzero) digits is 56250, while the sum is 34.

The square root of 55360555 is about 7440.4673912329. The cubic root of 55360555 is about 381.1244510009.

The spelling of 55360555 in words is "fifty-five million, three hundred sixty thousand, five hundred fifty-five".