556542135 has 48 divisors (see below), whose sum is σ = 988135200. Its totient is φ = 289665792.

The previous prime is 556542121. The next prime is 556542149. The reversal of 556542135 is 531245655.

556542135 is a `hidden beast` number, since 556 + 54 + 21 + 35 = 666.

It is an interprime number because it is at equal distance from previous prime (556542121) and next prime (556542149).

It is not a de Polignac number, because 556542135 - 2¹⁵ = 556509367 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 556542135.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 545656 + ... + 546674.

It is an arithmetic number, because the mean of its divisors is an integer number (20586150).

Almost surely, 2^556542135 is an apocalyptic number.

556542135 is a deficient number, since it is larger than the sum of its proper divisors (431593065).

556542135 is a wasteful number, since it uses less digits than its factorization.

556542135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312 (or 1309 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 556542135 is about 23591.1452668157. The cubic root of 556542135 is about 822.5570264997.

The spelling of 556542135 in words is "five hundred fifty-six million, five hundred forty-two thousand, one hundred thirty-five".