628900166735 has 8 divisors (see below), whose sum is σ = 799073153136. Its totient is φ = 473524831360.

The previous prime is 628900166689. The next prime is 628900166747. The reversal of 628900166735 is 537661009826.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 628900166735 - 2²² = 628895972431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3699412661 + ... + 3699412830.

It is an arithmetic number, because the mean of its divisors is an integer number (99884144142).

Almost surely, 2^628900166735 is an apocalyptic number.

628900166735 is a deficient number, since it is larger than the sum of its proper divisors (170172986401).

628900166735 is a wasteful number, since it uses less digits than its factorization.

628900166735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7398825513.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 628900166735 in words is "six hundred twenty-eight billion, nine hundred million, one hundred sixty-six thousand, seven hundred thirty-five".