6344669899793 has 2 divisors, whose sum is σ = 6344669899794. Its totient is φ = 6344669899792.

The previous prime is 6344669899787. The next prime is 6344669899811. The reversal of 6344669899793 is 3979989664436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6009420793744 + 335249106049 = 2451412^2 + 579007^2 .

It is a cyclic number.

It is not a de Polignac number, because 6344669899793 - 2⁸ = 6344669899537 is a prime.

It is a super-2 number, since 2×6344669899793² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6344669899723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3172334949896 + 3172334949897.

It is an arithmetic number, because the mean of its divisors is an integer number (3172334949897).

Almost surely, 2^{6344669899793} is an apocalyptic number.

It is an amenable number.

6344669899793 is a deficient number, since it is larger than the sum of its proper divisors (1).

6344669899793 is an equidigital number, since it uses as much as digits as its factorization.

6344669899793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11428107264, while the sum is 83.

The spelling of 6344669899793 in words is "six trillion, three hundred forty-four billion, six hundred sixty-nine million, eight hundred ninety-nine thousand, seven hundred ninety-three".