628407004406 has 16 divisors (see below), whose sum is σ = 951455263680. Its totient is φ = 311255468040.

The previous prime is 628407004369. The next prime is 628407004447. The reversal of 628407004406 is 604400704826.

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, 10398305 + ... + 10458563.

It is an arithmetic number, because the mean of its divisors is an integer number (59465953980).

Almost surely, 2^628407004406 is an apocalyptic number.

628407004406 is a deficient number, since it is larger than the sum of its proper divisors (323048259274).

628407004406 is a wasteful number, since it uses less digits than its factorization.

628407004406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109099.

The product of its (nonzero) digits is 258048, while the sum is 41.

The spelling of 628407004406 in words is "six hundred twenty-eight billion, four hundred seven million, four thousand, four hundred six".