677156873372 has 18 divisors (see below), whose sum is σ = 1378497921192. Its totient is φ = 290210088504.

The previous prime is 677156873357. The next prime is 677156873383. The reversal of 677156873372 is 273378651776.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1727440808 + ... + 1727441199.

It is an arithmetic number, because the mean of its divisors is an integer number (76583217844).

Almost surely, 2^677156873372 is an apocalyptic number.

It is an amenable number.

677156873372 is an abundant number, since it is smaller than the sum of its proper divisors (701341047820).

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

677156873372 is a wasteful number, since it uses less digits than its factorization.

677156873372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3454882025 (or 3454882016 counting only the distinct ones).

The product of its digits is 62233920, while the sum is 62.

The spelling of 677156873372 in words is "six hundred seventy-seven billion, one hundred fifty-six million, eight hundred seventy-three thousand, three hundred seventy-two".