676157313177553 has 4 divisors (see below), whose sum is σ = 676168459729588. Its totient is φ = 676146166625520.

The previous prime is 676157313177551. The next prime is 676157313177557. The reversal of 676157313177553 is 355771313751676.

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

It can be written as a sum of positive squares in 2 ways, for example, as 407341056366864 + 268816256810689 = 20182692^2 + 16395617^2 .

It is a cyclic number.

It is not a de Polignac number, because 676157313177553 - 2¹ = 676157313177551 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676157313177551) 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, 5573185026 + ... + 5573306347.

It is an arithmetic number, because the mean of its divisors is an integer number (169042114932397).

Almost surely, 2^{676157313177553} is an apocalyptic number.

It is an amenable number.

676157313177553 is a deficient number, since it is larger than the sum of its proper divisors (11146552035).

676157313177553 is a wasteful number, since it uses less digits than its factorization.

676157313177553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11146552034.

The product of its digits is 291721500, while the sum is 67.

The spelling of 676157313177553 in words is "six hundred seventy-six trillion, one hundred fifty-seven billion, three hundred thirteen million, one hundred seventy-seven thousand, five hundred fifty-three".