557445052 has 6 divisors (see below), whose sum is σ = 975528848. Its totient is φ = 278722524.

The previous prime is 557445041. The next prime is 557445101. The reversal of 557445052 is 250544755.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69680628 + ... + 69680635.

Almost surely, 2^557445052 is an apocalyptic number.

It is an amenable number.

557445052 is a deficient number, since it is larger than the sum of its proper divisors (418083796).

557445052 is a wasteful number, since it uses less digits than its factorization.

557445052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139361267 (or 139361265 counting only the distinct ones).

The product of its (nonzero) digits is 140000, while the sum is 37.

The square root of 557445052 is about 23610.2742889616. The cubic root of 557445052 is about 823.0016166410.

The spelling of 557445052 in words is "five hundred fifty-seven million, four hundred forty-five thousand, fifty-two".