6499081960504 has 32 divisors (see below), whose sum is σ = 13937917593600. Its totient is φ = 2783058161760.

The previous prime is 6499081960499. The next prime is 6499081960507. The reversal of 6499081960504 is 4050691809946.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6499081960507) 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, 47069584 + ... + 47207455.

It is an arithmetic number, because the mean of its divisors is an integer number (435559924800).

Almost surely, 2^{6499081960504} is an apocalyptic number.

It is an amenable number.

6499081960504 is an abundant number, since it is smaller than the sum of its proper divisors (7438835633096).

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

6499081960504 is a wasteful number, since it uses less digits than its factorization.

6499081960504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94278283 (or 94278279 counting only the distinct ones).

The product of its (nonzero) digits is 16796160, while the sum is 61.

The spelling of 6499081960504 in words is "six trillion, four hundred ninety-nine billion, eighty-one million, nine hundred sixty thousand, five hundred four".