556328366 has 16 divisors (see below), whose sum is σ = 963906480. Its totient is φ = 238001280.

The previous prime is 556328363. The next prime is 556328369. The reversal of 556328366 is 663823655.

It is an interprime number because it is at equal distance from previous prime (556328363) and next prime (556328369).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556328363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 743381 + ... + 744128.

It is an arithmetic number, because the mean of its divisors is an integer number (60244155).

Almost surely, 2^556328366 is an apocalyptic number.

556328366 is a deficient number, since it is larger than the sum of its proper divisors (407578114).

556328366 is a wasteful number, since it uses less digits than its factorization.

556328366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487539.

The product of its digits is 777600, while the sum is 44.

The square root of 556328366 is about 23586.6141275088. The cubic root of 556328366 is about 822.4516977205.

The spelling of 556328366 in words is "five hundred fifty-six million, three hundred twenty-eight thousand, three hundred sixty-six".