6321494959 has 32 divisors (see below), whose sum is σ = 7293081600. Its totient is φ = 5431017600.

The previous prime is 6321494941. The next prime is 6321495017. The reversal of 6321494959 is 9594941236.

It is a cyclic number.

It is not a de Polignac number, because 6321494959 - 2⁹ = 6321494447 is a prime.

It is a super-2 number, since 2×6321494959² = 79922597033324823362, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6321474959) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3466722 + ... + 3468544.

It is an arithmetic number, because the mean of its divisors is an integer number (227908800).

Almost surely, 2^6321494959 is an apocalyptic number.

6321494959 is a deficient number, since it is larger than the sum of its proper divisors (971586641).

6321494959 is a wasteful number, since it uses less digits than its factorization.

6321494959 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095.

The product of its digits is 2099520, while the sum is 52.

The square root of 6321494959 is about 79507.8295452718. The cubic root of 6321494959 is about 1849.0128611446.

The spelling of 6321494959 in words is "six billion, three hundred twenty-one million, four hundred ninety-four thousand, nine hundred fifty-nine".