663332055 has 32 divisors (see below), whose sum is σ = 1086524928. Its totient is φ = 345475200.

The previous prime is 663332039. The next prime is 663332077. The reversal of 663332055 is 550233366.

It is not a de Polignac number, because 663332055 - 2⁴ = 663332039 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111045 + ... + 116865.

It is an arithmetic number, because the mean of its divisors is an integer number (33953904).

Almost surely, 2^663332055 is an apocalyptic number.

663332055 is a deficient number, since it is larger than the sum of its proper divisors (423192873).

663332055 is a wasteful number, since it uses less digits than its factorization.

663332055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6007.

The product of its (nonzero) digits is 48600, while the sum is 33.

The square root of 663332055 is about 25755.2335458252. The cubic root of 663332055 is about 872.1215036867.

The spelling of 663332055 in words is "six hundred sixty-three million, three hundred thirty-two thousand, fifty-five".