6479857363361 has 2 divisors, whose sum is σ = 6479857363362. Its totient is φ = 6479857363360.

The previous prime is 6479857363261. The next prime is 6479857363363. The reversal of 6479857363361 is 1633637589746.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4965343173025 + 1514514190336 = 2228305^2 + 1230656^2 .

It is a cyclic number.

It is not a de Polignac number, because 6479857363361 - 2²² = 6479853169057 is a prime.

Together with 6479857363363, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 6479857363291 and 6479857363300.

It is not a weakly prime, because it can be changed into another prime (6479857363363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3239928681680 + 3239928681681.

It is an arithmetic number, because the mean of its divisors is an integer number (3239928681681).

Almost surely, 2^{6479857363361} is an apocalyptic number.

It is an amenable number.

6479857363361 is a deficient number, since it is larger than the sum of its proper divisors (1).

6479857363361 is an equidigital number, since it uses as much as digits as its factorization.

6479857363361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 411505920, while the sum is 68.

The spelling of 6479857363361 in words is "six trillion, four hundred seventy-nine billion, eight hundred fifty-seven million, three hundred sixty-three thousand, three hundred sixty-one".