6311479497 has 8 divisors (see below), whose sum is σ = 8553262080. Its totient is φ = 4138674960.

The previous prime is 6311479469. The next prime is 6311479541. The reversal of 6311479497 is 7949741136.

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

It is not a de Polignac number, because 6311479497 - 2²⁰ = 6310430921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6311489497) 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, 17244297 + ... + 17244662.

It is an arithmetic number, because the mean of its divisors is an integer number (1069157760).

Almost surely, 2^6311479497 is an apocalyptic number.

It is an amenable number.

6311479497 is a deficient number, since it is larger than the sum of its proper divisors (2241782583).

6311479497 is a wasteful number, since it uses less digits than its factorization.

6311479497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34489023.

The product of its digits is 1143072, while the sum is 51.

The square root of 6311479497 is about 79444.8204541995. The cubic root of 6311479497 is about 1848.0358503357.

The spelling of 6311479497 in words is "six billion, three hundred eleven million, four hundred seventy-nine thousand, four hundred ninety-seven".