677040568436 has 24 divisors (see below), whose sum is σ = 1225062268416. Its totient is φ = 327177106880.

The previous prime is 677040568411. The next prime is 677040568591. The reversal of 677040568436 is 634865040776.

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 7 ways as a sum of consecutive naturals, for example, 19273556 + ... + 19308651.

It is an arithmetic number, because the mean of its divisors is an integer number (51044261184).

Almost surely, 2^677040568436 is an apocalyptic number.

It is an amenable number.

677040568436 is a deficient number, since it is larger than the sum of its proper divisors (548021699980).

677040568436 is a wasteful number, since it uses less digits than its factorization.

677040568436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38582359 (or 38582357 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 56.

The spelling of 677040568436 in words is "six hundred seventy-seven billion, forty million, five hundred sixty-eight thousand, four hundred thirty-six".