6497458996 has 36 divisors (see below), whose sum is σ = 13323572388. Its totient is φ = 2764288128.

The previous prime is 6497458987. The next prime is 6497458999. The reversal of 6497458996 is 6998547946.

It can be written as a sum of positive squares in 2 ways, for example, as 3622354596 + 2875104400 = 60186^2 + 53620^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6497458999) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94135 + ... + 147838.

It is an arithmetic number, because the mean of its divisors is an integer number (370099233).

Almost surely, 2^6497458996 is an apocalyptic number.

It is an amenable number.

6497458996 is an abundant number, since it is smaller than the sum of its proper divisors (6826113392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6497458996 is a wasteful number, since it uses less digits than its factorization.

6497458996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242128 (or 242119 counting only the distinct ones).

The product of its digits is 117573120, while the sum is 67.

The square root of 6497458996 is about 80606.8173047417. The cubic root of 6497458996 is about 1866.0123588719.

The spelling of 6497458996 in words is "six billion, four hundred ninety-seven million, four hundred fifty-eight thousand, nine hundred ninety-six".