628098636845 has 16 divisors (see below), whose sum is σ = 754899264000. Its totient is φ = 501691869888.

The previous prime is 628098636839. The next prime is 628098636853. The reversal of 628098636845 is 548636890826.

It is a cyclic number.

It is not a de Polignac number, because 628098636845 - 2⁸ = 628098636589 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35721266 + ... + 35738844.

It is an arithmetic number, because the mean of its divisors is an integer number (47181204000).

Almost surely, 2^628098636845 is an apocalyptic number.

It is an amenable number.

628098636845 is a deficient number, since it is larger than the sum of its proper divisors (126800627155).

628098636845 is a wasteful number, since it uses less digits than its factorization.

628098636845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28372.

The product of its (nonzero) digits is 119439360, while the sum is 65.

The spelling of 628098636845 in words is "six hundred twenty-eight billion, ninety-eight million, six hundred thirty-six thousand, eight hundred forty-five".