677957379 has 16 divisors (see below), whose sum is σ = 991084800. Its totient is φ = 408814560.

The previous prime is 677957359. The next prime is 677957387. The reversal of 677957379 is 973759776.

It is not a de Polignac number, because 677957379 - 2⁷ = 677957251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677957339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45052 + ... + 58185.

It is an arithmetic number, because the mean of its divisors is an integer number (61942800).

Almost surely, 2^677957379 is an apocalyptic number.

677957379 is a deficient number, since it is larger than the sum of its proper divisors (313127421).

677957379 is a wasteful number, since it uses less digits than its factorization.

677957379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103450.

The product of its digits is 17503290, while the sum is 60.

The square root of 677957379 is about 26037.6146948986. The cubic root of 677957379 is about 878.4845555832.

The spelling of 677957379 in words is "six hundred seventy-seven million, nine hundred fifty-seven thousand, three hundred seventy-nine".