63836106331 has 2 divisors, whose sum is σ = 63836106332. Its totient is φ = 63836106330.

The previous prime is 63836106287. The next prime is 63836106379. The reversal of 63836106331 is 13360163836.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63836106331 is a prime.

It is a super-2 number, since 2×63836106331² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63836106391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31918053165 + 31918053166.

It is an arithmetic number, because the mean of its divisors is an integer number (31918053166).

Almost surely, 2^63836106331 is an apocalyptic number.

63836106331 is a deficient number, since it is larger than the sum of its proper divisors (1).

63836106331 is an equidigital number, since it uses as much as digits as its factorization.

63836106331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 63836106331 in words is "sixty-three billion, eight hundred thirty-six million, one hundred six thousand, three hundred thirty-one".