677297379 has 24 divisors (see below), whose sum is σ = 1000270656. Its totient is φ = 407321200.

The previous prime is 677297311. The next prime is 677297381. The reversal of 677297379 is 973792776.

It is not a de Polignac number, because 677297379 - 2⁷ = 677297251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677297279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40432 + ... + 54674.

It is an arithmetic number, because the mean of its divisors is an integer number (41677944).

Almost surely, 2^677297379 is an apocalyptic number.

677297379 is a deficient number, since it is larger than the sum of its proper divisors (322973277).

677297379 is a wasteful number, since it uses less digits than its factorization.

677297379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14399 (or 14388 counting only the distinct ones).

The product of its digits is 7001316, while the sum is 57.

The square root of 677297379 is about 26024.9376368129. The cubic root of 677297379 is about 878.1993911201.

The spelling of 677297379 in words is "six hundred seventy-seven million, two hundred ninety-seven thousand, three hundred seventy-nine".