677631351 has 4 divisors (see below), whose sum is σ = 903508472. Its totient is φ = 451754232.

The previous prime is 677631349. The next prime is 677631377. The reversal of 677631351 is 153136776.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 677631351 - 2¹ = 677631349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677631551) 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 3 ways as a sum of consecutive naturals, for example, 112938556 + ... + 112938561.

It is an arithmetic number, because the mean of its divisors is an integer number (225877118).

Almost surely, 2^677631351 is an apocalyptic number.

677631351 is a deficient number, since it is larger than the sum of its proper divisors (225877121).

677631351 is a wasteful number, since it uses less digits than its factorization.

677631351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225877120.

The product of its digits is 79380, while the sum is 39.

The square root of 677631351 is about 26031.3532302875. The cubic root of 677631351 is about 878.3437126653.

The spelling of 677631351 in words is "six hundred seventy-seven million, six hundred thirty-one thousand, three hundred fifty-one".