6499081960512 has 28 divisors (see below), whose sum is σ = 17195487687696. Its totient is φ = 2166360653440.

The previous prime is 6499081960507. The next prime is 6499081960517. The reversal of 6499081960512 is 2150691809946.

It is an interprime number because it is at equal distance from previous prime (6499081960507) and next prime (6499081960517).

It is not an unprimeable number, because it can be changed into a prime (6499081960517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16924692414 + ... + 16924692797.

Almost surely, 2^{6499081960512} is an apocalyptic number.

It is an amenable number.

6499081960512 is an abundant number, since it is smaller than the sum of its proper divisors (10696405727184).

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

6499081960512 is a wasteful number, since it uses less digits than its factorization.

6499081960512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33849385226 (or 33849385216 counting only the distinct ones).

The product of its (nonzero) digits is 8398080, while the sum is 60.

The spelling of 6499081960512 in words is "six trillion, four hundred ninety-nine billion, eighty-one million, nine hundred sixty thousand, five hundred twelve".