6497458998 has 16 divisors (see below), whose sum is σ = 13240105776. Its totient is φ = 2124955040.

The previous prime is 6497458987. The next prime is 6497458999. The reversal of 6497458998 is 8998547946.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10215813 + ... + 10216448.

It is an arithmetic number, because the mean of its divisors is an integer number (827506611).

Almost surely, 2^6497458998 is an apocalyptic number.

6497458998 is an abundant number, since it is smaller than the sum of its proper divisors (6742646778).

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

6497458998 is a wasteful number, since it uses less digits than its factorization.

6497458998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20432319.

The product of its digits is 156764160, while the sum is 69.

The square root of 6497458998 is about 80606.8173171476. The cubic root of 6497458998 is about 1866.0123590634.

The spelling of 6497458998 in words is "six billion, four hundred ninety-seven million, four hundred fifty-eight thousand, nine hundred ninety-eight".