556683516 has 30 divisors (see below), whose sum is σ = 1455281520. Its totient is φ = 185561064.

The previous prime is 556683497. The next prime is 556683521. The reversal of 556683516 is 615386655.

556683516 is a `hidden beast` number, since 5 + 56 + 6 + 83 + 516 = 666.

It is a super-2 number, since 2×556683516² = 619793073972244512, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 858756 + ... + 859403.

It is an arithmetic number, because the mean of its divisors is an integer number (48509384).

Almost surely, 2^556683516 is an apocalyptic number.

It is an amenable number.

556683516 is an abundant number, since it is smaller than the sum of its proper divisors (898598004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

556683516 is a wasteful number, since it uses less digits than its factorization.

556683516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718175 (or 1718164 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 556683516 is about 23594.1415609892. The cubic root of 556683516 is about 822.6266732713.

The spelling of 556683516 in words is "five hundred fifty-six million, six hundred eighty-three thousand, five hundred sixteen".