677016620828 has 96 divisors (see below), whose sum is σ = 1243662336000. Its totient is φ = 322204608000.

The previous prime is 677016620807. The next prime is 677016620843. The reversal of 677016620828 is 828026610776.

It is a self number, because there is not a number n which added to its sum of digits gives 677016620828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 588198053 + ... + 588199203.

It is an arithmetic number, because the mean of its divisors is an integer number (12954816000).

Almost surely, 2^677016620828 is an apocalyptic number.

It is an amenable number.

677016620828 is a deficient number, since it is larger than the sum of its proper divisors (566645715172).

677016620828 is a wasteful number, since it uses less digits than its factorization.

677016620828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1731 (or 1729 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 677016620828 in words is "six hundred seventy-seven billion, sixteen million, six hundred twenty thousand, eight hundred twenty-eight".