6357696967553 has 2 divisors, whose sum is σ = 6357696967554. Its totient is φ = 6357696967552.

The previous prime is 6357696967529. The next prime is 6357696967603. The reversal of 6357696967553 is 3557696967536.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6357694973809 + 1993744 = 2521447^2 + 1412^2 .

It is a cyclic number.

It is not a de Polignac number, because 6357696967553 - 2²² = 6357692773249 is a prime.

It is a super-2 number, since 2×6357696967553² (a number of 26 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (6357696967253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3178848483776 + 3178848483777.

It is an arithmetic number, because the mean of its divisors is an integer number (3178848483777).

Almost surely, 2^{6357696967553} is an apocalyptic number.

It is an amenable number.

6357696967553 is a deficient number, since it is larger than the sum of its proper divisors (1).

6357696967553 is an equidigital number, since it uses as much as digits as its factorization.

6357696967553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5786802000, while the sum is 77.

The spelling of 6357696967553 in words is "six trillion, three hundred fifty-seven billion, six hundred ninety-six million, nine hundred sixty-seven thousand, five hundred fifty-three".