556117794 has 48 divisors (see below), whose sum is σ = 1221764544. Its totient is φ = 182800800.

The previous prime is 556117789. The next prime is 556117799. The reversal of 556117794 is 497711655.

556117794 is a `hidden beast` number, since 5 + 561 + 17 + 79 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (556117789) and next prime (556117799).

It is not an unprimeable number, because it can be changed into a prime (556117799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 426147 + ... + 427449.

It is an arithmetic number, because the mean of its divisors is an integer number (25453428).

Almost surely, 2^556117794 is an apocalyptic number.

556117794 is an abundant number, since it is smaller than the sum of its proper divisors (665646750).

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

556117794 is a wasteful number, since it uses less digits than its factorization.

556117794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1623 (or 1620 counting only the distinct ones).

The product of its digits is 264600, while the sum is 45.

The square root of 556117794 is about 23582.1499019915. The cubic root of 556117794 is about 822.3479177922.

The spelling of 556117794 in words is "five hundred fifty-six million, one hundred seventeen thousand, seven hundred ninety-four".