677177778006 has 24 divisors (see below), whose sum is σ = 1467342041880. Its totient is φ = 225706922496.

The previous prime is 677177777891. The next prime is 677177778023. The reversal of 677177778006 is 600877771776.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1363051 + ... + 1792278.

It is an arithmetic number, because the mean of its divisors is an integer number (61139251745).

Almost surely, 2^677177778006 is an apocalyptic number.

677177778006 is an abundant number, since it is smaller than the sum of its proper divisors (790164263874).

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

677177778006 is a wasteful number, since it uses less digits than its factorization.

677177778006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3167260 (or 3167257 counting only the distinct ones).

The product of its (nonzero) digits is 33882912, while the sum is 63.

The spelling of 677177778006 in words is "six hundred seventy-seven billion, one hundred seventy-seven million, seven hundred seventy-eight thousand, six".