556484854 has 4 divisors (see below), whose sum is σ = 834727284. Its totient is φ = 278242426.

The previous prime is 556484849. The next prime is 556484861. The reversal of 556484854 is 458484655.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 556484798 and 556484807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139121212 + ... + 139121215.

It is an arithmetic number, because the mean of its divisors is an integer number (208681821).

Almost surely, 2^556484854 is an apocalyptic number.

556484854 is a deficient number, since it is larger than the sum of its proper divisors (278242430).

556484854 is a wasteful number, since it uses less digits than its factorization.

556484854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278242429.

The product of its digits is 3072000, while the sum is 49.

The square root of 556484854 is about 23589.9311995605. The cubic root of 556484854 is about 822.5288055124.

The spelling of 556484854 in words is "five hundred fifty-six million, four hundred eighty-four thousand, eight hundred fifty-four".