557623701 has 12 divisors (see below), whose sum is σ = 805845612. Its totient is φ = 371569536.

The previous prime is 557623697. The next prime is 557623721. The reversal of 557623701 is 107326755.

It can be written as a sum of positive squares in 2 ways, for example, as 180875601 + 376748100 = 13449^2 + 19410^2 .

It is not a de Polignac number, because 557623701 - 2² = 557623697 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (557623721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6285 + ... + 33981.

It is an arithmetic number, because the mean of its divisors is an integer number (67153801).

Almost surely, 2^557623701 is an apocalyptic number.

It is an amenable number.

557623701 is a deficient number, since it is larger than the sum of its proper divisors (248221911).

557623701 is a wasteful number, since it uses less digits than its factorization.

557623701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29940 (or 29937 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 36.

The square root of 557623701 is about 23614.0572752757. The cubic root of 557623701 is about 823.0895252828.

The spelling of 557623701 in words is "five hundred fifty-seven million, six hundred twenty-three thousand, seven hundred one".