63876397133 has 2 divisors, whose sum is σ = 63876397134. Its totient is φ = 63876397132.

The previous prime is 63876397127. The next prime is 63876397183. The reversal of 63876397133 is 33179367836.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 53029799524 + 10846597609 = 230282^2 + 104147^2 .

It is a cyclic number.

It is not a de Polignac number, because 63876397133 - 2⁶ = 63876397069 is a prime.

It is a super-2 number, since 2×63876397133² (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 (63876397183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31938198566 + 31938198567.

It is an arithmetic number, because the mean of its divisors is an integer number (31938198567).

Almost surely, 2^63876397133 is an apocalyptic number.

It is an amenable number.

63876397133 is a deficient number, since it is larger than the sum of its proper divisors (1).

63876397133 is an equidigital number, since it uses as much as digits as its factorization.

63876397133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10287648, while the sum is 56.

The spelling of 63876397133 in words is "sixty-three billion, eight hundred seventy-six million, three hundred ninety-seven thousand, one hundred thirty-three".