677804674407 has 16 divisors (see below), whose sum is σ = 1058036566272. Its totient is φ = 377870201280.

The previous prime is 677804674403. The next prime is 677804674423. The reversal of 677804674407 is 704476408776.

It is not a de Polignac number, because 677804674407 - 2² = 677804674403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677804674403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393613933 + ... + 393615654.

It is an arithmetic number, because the mean of its divisors is an integer number (66127285392).

Almost surely, 2^677804674407 is an apocalyptic number.

677804674407 is a deficient number, since it is larger than the sum of its proper divisors (380231891865).

677804674407 is a wasteful number, since it uses less digits than its factorization.

677804674407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 787229638.

The product of its (nonzero) digits is 44255232, while the sum is 60.

The spelling of 677804674407 in words is "six hundred seventy-seven billion, eight hundred four million, six hundred seventy-four thousand, four hundred seven".