6499229946 has 32 divisors (see below), whose sum is σ = 14926464000. Its totient is φ = 1865807280.

The previous prime is 6499229939. The next prime is 6499229951.

6499229946 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 6499229946.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2590146 + ... + 2592653.

It is an arithmetic number, because the mean of its divisors is an integer number (466452000).

Almost surely, 2^6499229946 is an apocalyptic number.

6499229946 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6499229946 is an abundant number, since it is smaller than the sum of its proper divisors (8427234054).

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

6499229946 is a wasteful number, since it uses less digits than its factorization.

6499229946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5182834.

The product of its digits is 15116544, while the sum is 60.

The square root of 6499229946 is about 80617.8016693584. The cubic root of 6499229946 is about 1866.1818771610.

The spelling of 6499229946 in words is "six billion, four hundred ninety-nine million, two hundred twenty-nine thousand, nine hundred forty-six".