63662901131 has 2 divisors, whose sum is σ = 63662901132. Its totient is φ = 63662901130.

The previous prime is 63662901119. The next prime is 63662901139. The reversal of 63662901131 is 13110926636.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63662901131 - 2⁶ = 63662901067 is a prime.

It is a super-2 number, since 2×63662901131² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63662901139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31831450565 + 31831450566.

It is an arithmetic number, because the mean of its divisors is an integer number (31831450566).

Almost surely, 2^63662901131 is an apocalyptic number.

63662901131 is a deficient number, since it is larger than the sum of its proper divisors (1).

63662901131 is an equidigital number, since it uses as much as digits as its factorization.

63662901131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 38.

The spelling of 63662901131 in words is "sixty-three billion, six hundred sixty-two million, nine hundred one thousand, one hundred thirty-one".