628834623600 has 120 divisors (see below), whose sum is σ = 2020074693552. Its totient is φ = 167214080000.

The previous prime is 628834623589. The next prime is 628834623601. The reversal of 628834623600 is 6326438826.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 628834623600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (628834623601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 318651 + ... + 1165850.

Almost surely, 2^628834623600 is an apocalyptic number.

628834623600 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

628834623600 is an abundant number, since it is smaller than the sum of its proper divisors (1391240069952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

628834623600 is a wasteful number, since it uses less digits than its factorization.

628834623600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484875 (or 1484864 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 628834623600 in words is "six hundred twenty-eight billion, eight hundred thirty-four million, six hundred twenty-three thousand, six hundred".