556022655 has 96 divisors (see below), whose sum is σ = 1073554560. Its totient is φ = 264929280.

The previous prime is 556022647. The next prime is 556022671. The reversal of 556022655 is 556220655.

It is not a de Polignac number, because 556022655 - 2³ = 556022647 is a prime.

It is a super-2 number, since 2×556022655² = 618322385746498050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1574959 + ... + 1575311.

It is an arithmetic number, because the mean of its divisors is an integer number (11182860).

Almost surely, 2^556022655 is an apocalyptic number.

556022655 is a deficient number, since it is larger than the sum of its proper divisors (517531905).

556022655 is a wasteful number, since it uses less digits than its factorization.

556022655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481 (or 478 counting only the distinct ones).

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

The square root of 556022655 is about 23580.1326332148. The cubic root of 556022655 is about 822.3010201617.

The spelling of 556022655 in words is "five hundred fifty-six million, twenty-two thousand, six hundred fifty-five".