6337440844961 has 2 divisors, whose sum is σ = 6337440844962. Its totient is φ = 6337440844960.

The previous prime is 6337440844951. The next prime is 6337440844967. The reversal of 6337440844961 is 1694480447336.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5282095554961 + 1055345290000 = 2298281^2 + 1027300^2 .

It is a cyclic number.

It is not a de Polignac number, because 6337440844961 - 2¹⁴ = 6337440828577 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6337440844961.

It is not a weakly prime, because it can be changed into another prime (6337440844967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3168720422480 + 3168720422481.

It is an arithmetic number, because the mean of its divisors is an integer number (3168720422481).

Almost surely, 2^{6337440844961} is an apocalyptic number.

It is an amenable number.

6337440844961 is a deficient number, since it is larger than the sum of its proper divisors (1).

6337440844961 is an equidigital number, since it uses as much as digits as its factorization.

6337440844961 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41803776, while the sum is 59.

The spelling of 6337440844961 in words is "six trillion, three hundred thirty-seven billion, four hundred forty million, eight hundred forty-four thousand, nine hundred sixty-one".