57552655 has 4 divisors (see below), whose sum is σ = 69063192. Its totient is φ = 46042120.

The previous prime is 57552641. The next prime is 57552659. The reversal of 57552655 is 55625575.

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

It is not a de Polignac number, because 57552655 - 2¹⁵ = 57519887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57552659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5755261 + ... + 5755270.

It is an arithmetic number, because the mean of its divisors is an integer number (17265798).

Almost surely, 2^57552655 is an apocalyptic number.

57552655 is a deficient number, since it is larger than the sum of its proper divisors (11510537).

57552655 is a wasteful number, since it uses less digits than its factorization.

57552655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11510536.

The product of its digits is 262500, while the sum is 40.

The square root of 57552655 is about 7586.3466174437. The cubic root of 57552655 is about 386.0899121180.

The spelling of 57552655 in words is "fifty-seven million, five hundred fifty-two thousand, six hundred fifty-five".