557113994 has 4 divisors (see below), whose sum is σ = 835670994. Its totient is φ = 278556996.

The previous prime is 557113979. The next prime is 557114003. The reversal of 557113994 is 499311755.

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

It can be written as a sum of positive squares in only one way, i.e., 542191225 + 14922769 = 23285^2 + 3863^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139278497 + ... + 139278500.

Almost surely, 2^557113994 is an apocalyptic number.

557113994 is a deficient number, since it is larger than the sum of its proper divisors (278557000).

557113994 is a wasteful number, since it uses less digits than its factorization.

557113994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278556999.

The product of its digits is 170100, while the sum is 44.

The square root of 557113994 is about 23603.2623592587. The cubic root of 557113994 is about 822.8386617316.

The spelling of 557113994 in words is "five hundred fifty-seven million, one hundred thirteen thousand, nine hundred ninety-four".