677517423 has 16 divisors (see below), whose sum is σ = 1001638272. Its totient is φ = 403884000.

The previous prime is 677517403. The next prime is 677517437. The reversal of 677517423 is 324715776.

It is not a de Polignac number, because 677517423 - 2²¹ = 675420271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677517403) 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, 166273 + ... + 170298.

It is an arithmetic number, because the mean of its divisors is an integer number (62602392).

Almost surely, 2^677517423 is an apocalyptic number.

677517423 is a deficient number, since it is larger than the sum of its proper divisors (324120849).

677517423 is a wasteful number, since it uses less digits than its factorization.

677517423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336646.

The product of its digits is 246960, while the sum is 42.

The square root of 677517423 is about 26029.1648540632. The cubic root of 677517423 is about 878.2944855298.

The spelling of 677517423 in words is "six hundred seventy-seven million, five hundred seventeen thousand, four hundred twenty-three".