63260040761 has 2 divisors, whose sum is σ = 63260040762. Its totient is φ = 63260040760.

The previous prime is 63260040749. The next prime is 63260040763. The reversal of 63260040761 is 16704006236.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61719949225 + 1540091536 = 248435^2 + 39244^2 .

It is a cyclic number.

It is not a de Polignac number, because 63260040761 - 2²⁶ = 63192931897 is a prime.

Together with 63260040763, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63260040763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31630020380 + 31630020381.

It is an arithmetic number, because the mean of its divisors is an integer number (31630020381).

Almost surely, 2^63260040761 is an apocalyptic number.

It is an amenable number.

63260040761 is a deficient number, since it is larger than the sum of its proper divisors (1).

63260040761 is an equidigital number, since it uses as much as digits as its factorization.

63260040761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 35.

Adding to 63260040761 its reverse (16704006236), we get a palindrome (79964046997).

The spelling of 63260040761 in words is "sixty-three billion, two hundred sixty million, forty thousand, seven hundred sixty-one".