677707140 has 48 divisors (see below), whose sum is σ = 2070089280. Its totient is φ = 164292480.

The previous prime is 677707117. The next prime is 677707153. The reversal of 677707140 is 41707776.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 512755 + ... + 514074.

It is an arithmetic number, because the mean of its divisors is an integer number (43126860).

Almost surely, 2^677707140 is an apocalyptic number.

677707140 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

677707140 is an abundant number, since it is smaller than the sum of its proper divisors (1392382140).

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

677707140 is a wasteful number, since it uses less digits than its factorization.

677707140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1026852 (or 1026850 counting only the distinct ones).

The product of its (nonzero) digits is 57624, while the sum is 39.

The square root of 677707140 is about 26032.8089149058. The cubic root of 677707140 is about 878.3764572690.

The spelling of 677707140 in words is "six hundred seventy-seven million, seven hundred seven thousand, one hundred forty".