6713407779 has 8 divisors (see below), whose sum is σ = 9639765072. Its totient is φ = 4131327840.

The previous prime is 6713407747. The next prime is 6713407793. The reversal of 6713407779 is 9777043176.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 6713407779 - 2⁵ = 6713407747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6713407079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86069292 + ... + 86069369.

It is an arithmetic number, because the mean of its divisors is an integer number (1204970634).

Almost surely, 2^6713407779 is an apocalyptic number.

6713407779 is a deficient number, since it is larger than the sum of its proper divisors (2926357293).

6713407779 is a wasteful number, since it uses less digits than its factorization.

6713407779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172138677.

The product of its (nonzero) digits is 1555848, while the sum is 51.

The square root of 6713407779 is about 81935.3878309000. The cubic root of 6713407779 is about 1886.4603251336.

The spelling of 6713407779 in words is "six billion, seven hundred thirteen million, four hundred seven thousand, seven hundred seventy-nine".