677969776 has 30 divisors (see below), whose sum is σ = 1443841616. Its totient is φ = 308167200.

The previous prime is 677969771. The next prime is 677969779.

677969776 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677969771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 173160 + ... + 177031.

Almost surely, 2^677969776 is an apocalyptic number.

It is an amenable number.

677969776 is an abundant number, since it is smaller than the sum of its proper divisors (765871840).

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

677969776 is a wasteful number, since it uses less digits than its factorization.

677969776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350221 (or 350204 counting only the distinct ones).

The product of its digits is 42007896, while the sum is 64.

The square root of 677969776 is about 26037.8527532514. The cubic root of 677969776 is about 878.4899101512.

The spelling of 677969776 in words is "six hundred seventy-seven million, nine hundred sixty-nine thousand, seven hundred seventy-six".