556238961234 has 48 divisors (see below), whose sum is σ = 1314968316480. Its totient is φ = 168528840480.

The previous prime is 556238961233. The next prime is 556238961263. The reversal of 556238961234 is 432169832655.

It is a happy number.

556238961234 is a `hidden beast` number, since 5 + 5 + 623 + 8 + 9 + 6 + 1 + 2 + 3 + 4 = 666.

It is not an unprimeable number, because it can be changed into a prime (556238961233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 955552 + ... + 1423220.

It is an arithmetic number, because the mean of its divisors is an integer number (27395173260).

Almost surely, 2^556238961234 is an apocalyptic number.

556238961234 is an abundant number, since it is smaller than the sum of its proper divisors (758729355246).

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

556238961234 is a wasteful number, since it uses less digits than its factorization.

556238961234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473695 (or 473692 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 54.

The spelling of 556238961234 in words is "five hundred fifty-six billion, two hundred thirty-eight million, nine hundred sixty-one thousand, two hundred thirty-four".