677653351 has 4 divisors (see below), whose sum is σ = 678237192. Its totient is φ = 677069512.

The previous prime is 677653279. The next prime is 677653381. The reversal of 677653351 is 153356776.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 677653351 - 2²⁵ = 644098919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 677653298 and 677653307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677653381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290176 + ... + 292501.

It is an arithmetic number, because the mean of its divisors is an integer number (169559298).

Almost surely, 2^677653351 is an apocalyptic number.

677653351 is a deficient number, since it is larger than the sum of its proper divisors (583841).

677653351 is a wasteful number, since it uses less digits than its factorization.

677653351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583840.

The product of its digits is 396900, while the sum is 43.

The square root of 677653351 is about 26031.7757942097. The cubic root of 677653351 is about 878.3532180070.

The spelling of 677653351 in words is "six hundred seventy-seven million, six hundred fifty-three thousand, three hundred fifty-one".