556863693 has 8 divisors (see below), whose sum is σ = 754657056. Its totient is φ = 365156400.

The previous prime is 556863677. The next prime is 556863701. The reversal of 556863693 is 396368655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 556863693 - 2⁴ = 556863677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556863623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1521303 + ... + 1521668.

It is an arithmetic number, because the mean of its divisors is an integer number (94332132).

Almost surely, 2^556863693 is an apocalyptic number.

It is an amenable number.

556863693 is a deficient number, since it is larger than the sum of its proper divisors (197793363).

556863693 is a wasteful number, since it uses less digits than its factorization.

556863693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3043035.

The product of its digits is 3499200, while the sum is 51.

The square root of 556863693 is about 23597.9595092457. The cubic root of 556863693 is about 822.7154145482.

The spelling of 556863693 in words is "five hundred fifty-six million, eight hundred sixty-three thousand, six hundred ninety-three".