55760555 has 4 divisors (see below), whose sum is σ = 66912672. Its totient is φ = 44608440.

The previous prime is 55760521. The next prime is 55760569. The reversal of 55760555 is 55506755.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 55760555 - 2²⁴ = 38983339 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5576051 + ... + 5576060.

It is an arithmetic number, because the mean of its divisors is an integer number (16728168).

Almost surely, 2^55760555 is an apocalyptic number.

55760555 is a deficient number, since it is larger than the sum of its proper divisors (11152117).

55760555 is a wasteful number, since it uses less digits than its factorization.

55760555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11152116.

The product of its (nonzero) digits is 131250, while the sum is 38.

The square root of 55760555 is about 7467.2990431615. The cubic root of 55760555 is about 382.0401696562.

The spelling of 55760555 in words is "fifty-five million, seven hundred sixty thousand, five hundred fifty-five".