6779714457 has 4 divisors (see below), whose sum is σ = 9039619280. Its totient is φ = 4519809636.

The previous prime is 6779714443. The next prime is 6779714489. The reversal of 6779714457 is 7544179776.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6779714457 - 2⁷ = 6779714329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6779714397 and 6779714406.

It is not an unprimeable number, because it can be changed into a prime (6779714407) 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, 1129952407 + ... + 1129952412.

It is an arithmetic number, because the mean of its divisors is an integer number (2259904820).

Almost surely, 2^6779714457 is an apocalyptic number.

It is an amenable number.

6779714457 is a deficient number, since it is larger than the sum of its proper divisors (2259904823).

6779714457 is a wasteful number, since it uses less digits than its factorization.

6779714457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259904822.

The product of its digits is 10372320, while the sum is 57.

The square root of 6779714457 is about 82339.0214722036. The cubic root of 6779714457 is about 1892.6506910065.

The spelling of 6779714457 in words is "six billion, seven hundred seventy-nine million, seven hundred fourteen thousand, four hundred fifty-seven".