677616436 has 24 divisors (see below), whose sum is σ = 1401966720. Its totient is φ = 280392672.

The previous prime is 677616427. The next prime is 677616439. The reversal of 677616436 is 634616776.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677616439) 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, 416440 + ... + 418063.

It is an arithmetic number, because the mean of its divisors is an integer number (58415280).

Almost surely, 2^677616436 is an apocalyptic number.

It is an amenable number.

677616436 is an abundant number, since it is smaller than the sum of its proper divisors (724350284).

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

677616436 is a wasteful number, since it uses less digits than its factorization.

677616436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834543 (or 834541 counting only the distinct ones).

The product of its digits is 762048, while the sum is 46.

The square root of 677616436 is about 26031.0667472541. The cubic root of 677616436 is about 878.3372683587.

The spelling of 677616436 in words is "six hundred seventy-seven million, six hundred sixteen thousand, four hundred thirty-six".