6499095912 has 80 divisors (see below), whose sum is σ = 18512128800. Its totient is φ = 2129634720.

The previous prime is 6499095907. The next prime is 6499095913. The reversal of 6499095912 is 2195909946.

6499095912 is a `hidden beast` number, since 6 + 49 + 9 + 0 + 9 + 591 + 2 = 666.

It is a super-2 number, since 2×6499095912² = 84476495346750223488, which contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (6499095913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 46764 + ... + 123227.

It is an arithmetic number, because the mean of its divisors is an integer number (231401610).

Almost surely, 2^6499095912 is an apocalyptic number.

It is an amenable number.

6499095912 is an abundant number, since it is smaller than the sum of its proper divisors (12013032888).

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

6499095912 is a wasteful number, since it uses less digits than its factorization.

6499095912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170068 (or 170055 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 54.

The square root of 6499095912 is about 80616.9703722485. The cubic root of 6499095912 is about 1866.1690482801.

The spelling of 6499095912 in words is "six billion, four hundred ninety-nine million, ninety-five thousand, nine hundred twelve".