557536001 has 4 divisors (see below), whose sum is σ = 608221104. Its totient is φ = 506850900.

The previous prime is 557535931. The next prime is 557536027. The reversal of 557536001 is 100635755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-557536001 is a prime.

It is a super-2 number, since 2×557536001² = 621692784822144002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557536051) 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, 25342535 + ... + 25342556.

It is an arithmetic number, because the mean of its divisors is an integer number (152055276).

Almost surely, 2^557536001 is an apocalyptic number.

It is an amenable number.

557536001 is a deficient number, since it is larger than the sum of its proper divisors (50685103).

557536001 is a wasteful number, since it uses less digits than its factorization.

557536001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50685102.

The product of its (nonzero) digits is 15750, while the sum is 32.

The square root of 557536001 is about 23612.2002574940. The cubic root of 557536001 is about 823.0463726837.

The spelling of 557536001 in words is "five hundred fifty-seven million, five hundred thirty-six thousand, one".