677207045240 has 96 divisors (see below), whose sum is σ = 1702285109280. Its totient is φ = 242220000000.

The previous prime is 677207045237. The next prime is 677207045257. The reversal of 677207045240 is 42540702776.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 677207045191 and 677207045200.

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, 851636 + ... + 1442115.

It is an arithmetic number, because the mean of its divisors is an integer number (17732136555).

Almost surely, 2^677207045240 is an apocalyptic number.

It is an amenable number.

677207045240 is an abundant number, since it is smaller than the sum of its proper divisors (1025078064040).

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

677207045240 is a wasteful number, since it uses less digits than its factorization.

677207045240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2293845 (or 2293830 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 44.

The spelling of 677207045240 in words is "six hundred seventy-seven billion, two hundred seven million, forty-five thousand, two hundred forty".