677352396271 has 4 divisors (see below), whose sum is σ = 683928633232. Its totient is φ = 670776159312.

The previous prime is 677352396233. The next prime is 677352396293. The reversal of 677352396271 is 172693253776.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-677352396271 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 (677352396571) 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, 3288118326 + ... + 3288118531.

It is an arithmetic number, because the mean of its divisors is an integer number (170982158308).

Almost surely, 2^677352396271 is an apocalyptic number.

677352396271 is a deficient number, since it is larger than the sum of its proper divisors (6576236961).

677352396271 is a wasteful number, since it uses less digits than its factorization.

677352396271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6576236960.

The product of its digits is 20003760, while the sum is 58.

The spelling of 677352396271 in words is "six hundred seventy-seven billion, three hundred fifty-two million, three hundred ninety-six thousand, two hundred seventy-one".