6495968258 has 48 divisors (see below), whose sum is σ = 10697717376. Its totient is φ = 2956824000.

The previous prime is 6495968257. The next prime is 6495968287. The reversal of 6495968258 is 8528695946.

It is a self number, because there is not a number n which added to its sum of digits gives 6495968258.

It is not an unprimeable number, because it can be changed into a prime (6495968257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8649383 + ... + 8650133.

It is an arithmetic number, because the mean of its divisors is an integer number (222869112).

Almost surely, 2^6495968258 is an apocalyptic number.

6495968258 is a deficient number, since it is larger than the sum of its proper divisors (4201749118).

6495968258 is a wasteful number, since it uses less digits than its factorization.

6495968258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1086 counting only the distinct ones).

The product of its digits is 37324800, while the sum is 62.

The square root of 6495968258 is about 80597.5698020728. The cubic root of 6495968258 is about 1865.8696390640.

The spelling of 6495968258 in words is "six billion, four hundred ninety-five million, nine hundred sixty-eight thousand, two hundred fifty-eight".