677025360126 has 64 divisors (see below), whose sum is σ = 1559998218240. Its totient is φ = 217415806560.

The previous prime is 677025360061. The next prime is 677025360139. The reversal of 677025360126 is 621063520776.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 533505 + ... + 1280108.

It is an arithmetic number, because the mean of its divisors is an integer number (24374972160).

Almost surely, 2^677025360126 is an apocalyptic number.

677025360126 is an abundant number, since it is smaller than the sum of its proper divisors (882972858114).

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

677025360126 is a wasteful number, since it uses less digits than its factorization.

677025360126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813878 (or 1813872 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

The spelling of 677025360126 in words is "six hundred seventy-seven billion, twenty-five million, three hundred sixty thousand, one hundred twenty-six".