557384801 has 2 divisors, whose sum is σ = 557384802. Its totient is φ = 557384800.

The previous prime is 557384777. The next prime is 557384803. The reversal of 557384801 is 108483755.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 384199201 + 173185600 = 19601^2 + 13160^2 .

It is a cyclic number.

It is not a de Polignac number, because 557384801 - 2²² = 553190497 is a prime.

Together with 557384803, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (557384803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278692400 + 278692401.

It is an arithmetic number, because the mean of its divisors is an integer number (278692401).

Almost surely, 2^557384801 is an apocalyptic number.

It is an amenable number.

557384801 is a deficient number, since it is larger than the sum of its proper divisors (1).

557384801 is an equidigital number, since it uses as much as digits as its factorization.

557384801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 41.

The square root of 557384801 is about 23608.9983057308. The cubic root of 557384801 is about 822.9719644168.

The spelling of 557384801 in words is "five hundred fifty-seven million, three hundred eighty-four thousand, eight hundred one".