677536840 has 32 divisors (see below), whose sum is σ = 1538714880. Its totient is φ = 268480192.

The previous prime is 677536807. The next prime is 677536841. The reversal of 677536840 is 48635776.

It is not an unprimeable number, because it can be changed into a prime (677536841) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74872 + ... + 83431.

It is an arithmetic number, because the mean of its divisors is an integer number (48084840).

Almost surely, 2^677536840 is an apocalyptic number.

It is an amenable number.

677536840 is an abundant number, since it is smaller than the sum of its proper divisors (861178040).

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

677536840 is a wasteful number, since it uses less digits than its factorization.

677536840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158421 (or 158417 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The square root of 677536840 is about 26029.5378368499. The cubic root of 677536840 is about 878.3028758090.

The spelling of 677536840 in words is "six hundred seventy-seven million, five hundred thirty-six thousand, eight hundred forty".