628902118183 has 4 divisors (see below), whose sum is σ = 632094514920. Its totient is φ = 625709721448.

The previous prime is 628902118093. The next prime is 628902118213. The reversal of 628902118183 is 381811209826.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 628902118183 - 2²¹ = 628900021031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628902115183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1596198073 + ... + 1596198466.

It is an arithmetic number, because the mean of its divisors is an integer number (158023628730).

Almost surely, 2^628902118183 is an apocalyptic number.

628902118183 is a deficient number, since it is larger than the sum of its proper divisors (3192396737).

628902118183 is a wasteful number, since it uses less digits than its factorization.

628902118183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3192396736.

The product of its (nonzero) digits is 331776, while the sum is 49.

The spelling of 628902118183 in words is "six hundred twenty-eight billion, nine hundred two million, one hundred eighteen thousand, one hundred eighty-three".