557604199441 has 9 divisors (see below), whose sum is σ = 560417752713. Its totient is φ = 554804712420.

The previous prime is 557604199429. The next prime is 557604199469. The reversal of 557604199441 is 144991406755.

The square root of 557604199441 is 746729.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 557604199441 - 2¹¹ = 557604197393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (557604149441) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 157558050 + ... + 157561588.

Almost surely, 2^557604199441 is an apocalyptic number.

557604199441 is the 746729-th square number.

557604199441 is the 373365-th centered octagonal number.

It is an amenable number.

557604199441 is a deficient number, since it is larger than the sum of its proper divisors (2813553272).

557604199441 is an frugal number, since it uses more digits than its factorization.

557604199441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7500 (or 3750 counting only the distinct ones).

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 557604199441 in words is "five hundred fifty-seven billion, six hundred four million, one hundred ninety-nine thousand, four hundred forty-one".