63796800679 has 2 divisors, whose sum is σ = 63796800680. Its totient is φ = 63796800678.

The previous prime is 63796800659. The next prime is 63796800761. The reversal of 63796800679 is 97600869736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63796800679 - 2³¹ = 61649317031 is a prime.

It is a super-2 number, since 2×63796800679² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63796800659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31898400339 + 31898400340.

It is an arithmetic number, because the mean of its divisors is an integer number (31898400340).

Almost surely, 2^63796800679 is an apocalyptic number.

63796800679 is a deficient number, since it is larger than the sum of its proper divisors (1).

63796800679 is an equidigital number, since it uses as much as digits as its factorization.

63796800679 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20575296, while the sum is 61.

The spelling of 63796800679 in words is "sixty-three billion, seven hundred ninety-six million, eight hundred thousand, six hundred seventy-nine".