6344669899792 has 40 divisors (see below), whose sum is σ = 14049502064000. Its totient is φ = 2719030021632.

The previous prime is 6344669899787. The next prime is 6344669899793. The reversal of 6344669899792 is 2979989664436.

It is a super-2 number, since 2×6344669899792² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6344669899793) 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, 1515709 + ... + 3871267.

It is an arithmetic number, because the mean of its divisors is an integer number (351237551600).

Almost surely, 2^{6344669899792} is an apocalyptic number.

It is an amenable number.

6344669899792 is an abundant number, since it is smaller than the sum of its proper divisors (7704832164208).

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

6344669899792 is a wasteful number, since it uses less digits than its factorization.

6344669899792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2379623 (or 2379617 counting only the distinct ones).

The product of its digits is 7618738176, while the sum is 82.

The spelling of 6344669899792 in words is "six trillion, three hundred forty-four billion, six hundred sixty-nine million, eight hundred ninety-nine thousand, seven hundred ninety-two".