556042677440 has 56 divisors (see below), whose sum is σ = 1346518648080. Its totient is φ = 218647282688.

The previous prime is 556042677439. The next prime is 556042677493. The reversal of 556042677440 is 44776240655.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14706827 + ... + 14744586.

Almost surely, 2^556042677440 is an apocalyptic number.

It is an amenable number.

556042677440 is an abundant number, since it is smaller than the sum of its proper divisors (790475970640).

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

556042677440 is a wasteful number, since it uses less digits than its factorization.

556042677440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29451489 (or 29451479 counting only the distinct ones).

The product of its (nonzero) digits is 5644800, while the sum is 50.

The spelling of 556042677440 in words is "five hundred fifty-six billion, forty-two million, six hundred seventy-seven thousand, four hundred forty".