556055066 has 16 divisors (see below), whose sum is σ = 954407040. Its totient is φ = 238016880.

The previous prime is 556055051. The next prime is 556055099. The reversal of 556055066 is 660550655.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12350 + ... + 35561.

It is an arithmetic number, because the mean of its divisors is an integer number (59650440).

Almost surely, 2^556055066 is an apocalyptic number.

556055066 is a deficient number, since it is larger than the sum of its proper divisors (398351974).

556055066 is a wasteful number, since it uses less digits than its factorization.

556055066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48749.

The product of its (nonzero) digits is 135000, while the sum is 38.

The square root of 556055066 is about 23580.8198754835. The cubic root of 556055066 is about 822.3169973767.

The spelling of 556055066 in words is "five hundred fifty-six million, fifty-five thousand, sixty-six".