676253777 has 4 divisors (see below), whose sum is σ = 676735140. Its totient is φ = 675772416.

The previous prime is 676253759. The next prime is 676253779. The reversal of 676253777 is 777352676.

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 344139601 + 332114176 = 18551^2 + 18224^2 .

It is a cyclic number.

It is not a de Polignac number, because 676253777 - 2¹⁶ = 676188241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (676253779) 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, 238568 + ... + 241385.

It is an arithmetic number, because the mean of its divisors is an integer number (169183785).

Almost surely, 2^676253777 is an apocalyptic number.

It is an amenable number.

676253777 is a deficient number, since it is larger than the sum of its proper divisors (481363).

676253777 is a wasteful number, since it uses less digits than its factorization.

676253777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481362.

The product of its digits is 2593080, while the sum is 50.

The square root of 676253777 is about 26004.8798689784. The cubic root of 676253777 is about 877.7481064543.

The spelling of 676253777 in words is "six hundred seventy-six million, two hundred fifty-three thousand, seven hundred seventy-seven".