677361545588 has 72 divisors (see below), whose sum is σ = 1485167091912. Its totient is φ = 267934334976.

The previous prime is 677361545557. The next prime is 677361545599. The reversal of 677361545588 is 885545163776.

It can be written as a sum of positive squares in 4 ways, for example, as 101201606884 + 576159938704 = 318122^2 + 759052^2 .

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 23 ways as a sum of consecutive naturals, for example, 41251556 + ... + 41267972.

It is an arithmetic number, because the mean of its divisors is an integer number (20627320721).

Almost surely, 2^677361545588 is an apocalyptic number.

It is an amenable number.

677361545588 is an abundant number, since it is smaller than the sum of its proper divisors (807805546324).

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

677361545588 is a wasteful number, since it uses less digits than its factorization.

677361545588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32641 (or 32632 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 65.

The spelling of 677361545588 in words is "six hundred seventy-seven billion, three hundred sixty-one million, five hundred forty-five thousand, five hundred eighty-eight".