328557886263 has 12 divisors (see below), whose sum is σ = 475008501448. Its totient is φ = 218842488720.

The previous prime is 328557886249. The next prime is 328557886271. The reversal of 328557886263 is 362688755823.

328557886263 is a `hidden beast` number, since 32 + 8 + 5 + 578 + 8 + 6 + 26 + 3 = 666.

It is not a de Polignac number, because 328557886263 - 2⁵ = 328557886231 is a prime.

It is a super-2 number, since 2×328557886263² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328557886263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328557886663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16331233 + ... + 16351338.

Almost surely, 2^328557886263 is an apocalyptic number.

328557886263 is a deficient number, since it is larger than the sum of its proper divisors (146450615185).

328557886263 is a wasteful number, since it uses less digits than its factorization.

328557886263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32683694 (or 32683691 counting only the distinct ones).

The product of its digits is 116121600, while the sum is 63.

The spelling of 328557886263 in words is "three hundred twenty-eight billion, five hundred fifty-seven million, eight hundred eighty-six thousand, two hundred sixty-three".