628310050866883 has 16 divisors (see below), whose sum is σ = 784180058883840. Its totient is φ = 489071958055200.

The previous prime is 628310050866809. The next prime is 628310050866889. The reversal of 628310050866883 is 388668050013826.

It is a cyclic number.

It is not a de Polignac number, because 628310050866883 - 2²⁵ = 628310017312451 is a prime.

It is a super-2 number, since 2×628310050866883² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (628310050866889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4335671853 + ... + 4335816766.

It is an arithmetic number, because the mean of its divisors is an integer number (49011253680240).

Almost surely, 2^{628310050866883} is an apocalyptic number.

628310050866883 is a deficient number, since it is larger than the sum of its proper divisors (155870008016957).

628310050866883 is a wasteful number, since it uses less digits than its factorization.

628310050866883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8671489578.

The product of its (nonzero) digits is 79626240, while the sum is 64.

The spelling of 628310050866883 in words is "six hundred twenty-eight trillion, three hundred ten billion, fifty million, eight hundred sixty-six thousand, eight hundred eighty-three".