677730863969862 has 64 divisors (see below), whose sum is σ = 1428722674156800. Its totient is φ = 213732283944960.

The previous prime is 677730863969771. The next prime is 677730863969891. The reversal of 677730863969862 is 268969368037776.

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, 349823278 + ... + 351755294.

It is an arithmetic number, because the mean of its divisors is an integer number (22323791783700).

Almost surely, 2^{677730863969862} is an apocalyptic number.

677730863969862 is an abundant number, since it is smaller than the sum of its proper divisors (750991810186938).

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

677730863969862 is a wasteful number, since it uses less digits than its factorization.

677730863969862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1936181.

The product of its (nonzero) digits is 41479796736, while the sum is 87.

The spelling of 677730863969862 in words is "six hundred seventy-seven trillion, seven hundred thirty billion, eight hundred sixty-three million, nine hundred sixty-nine thousand, eight hundred sixty-two".