677344395 has 192 divisors, whose sum is σ = 1475712000. Its totient is φ = 264176640.

The previous prime is 677344391. The next prime is 677344417. The reversal of 677344395 is 593443776.

It is not a de Polignac number, because 677344395 - 2² = 677344391 is a prime.

It is not an unprimeable number, because it can be changed into a prime (677344391) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 16520575 + ... + 16520615.

It is an arithmetic number, because the mean of its divisors is an integer number (7686000).

Almost surely, 2^677344395 is an apocalyptic number.

677344395 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

677344395 is an abundant number, since it is smaller than the sum of its proper divisors (798367605).

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

677344395 is a wasteful number, since it uses less digits than its factorization.

677344395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115 (or 88 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 48.

The square root of 677344395 is about 26025.8409086047. The cubic root of 677344395 is about 878.2197113263.

The spelling of 677344395 in words is "six hundred seventy-seven million, three hundred forty-four thousand, three hundred ninety-five".