677309616 has 120 divisors (see below), whose sum is σ = 1994850000. Its totient is φ = 214212096.

The previous prime is 677309603. The next prime is 677309617. The reversal of 677309616 is 616903776.

677309616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (677309617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 245010 + ... + 247758.

It is an arithmetic number, because the mean of its divisors is an integer number (16623750).

Almost surely, 2^677309616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677309616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (997425000).

677309616 is an abundant number, since it is smaller than the sum of its proper divisors (1317540384).

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

677309616 is a wasteful number, since it uses less digits than its factorization.

677309616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2851 (or 2842 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 677309616 is about 26025.1727371789. The cubic root of 677309616 is about 878.2046800136.

The spelling of 677309616 in words is "six hundred seventy-seven million, three hundred nine thousand, six hundred sixteen".