63751134761 has 2 divisors, whose sum is σ = 63751134762. Its totient is φ = 63751134760.

The previous prime is 63751134749. The next prime is 63751134773. The reversal of 63751134761 is 16743115736.

It is a balanced prime because it is at equal distance from previous prime (63751134749) and next prime (63751134773).

It can be written as a sum of positive squares in only one way, i.e., 57763315600 + 5987819161 = 240340^2 + 77381^2 .

It is a cyclic number.

It is not a de Polignac number, because 63751134761 - 2⁶ = 63751134697 is a prime.

It is not a weakly prime, because it can be changed into another prime (63751134361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31875567380 + 31875567381.

It is an arithmetic number, because the mean of its divisors is an integer number (31875567381).

Almost surely, 2^63751134761 is an apocalyptic number.

It is an amenable number.

63751134761 is a deficient number, since it is larger than the sum of its proper divisors (1).

63751134761 is an equidigital number, since it uses as much as digits as its factorization.

63751134761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 44.

The spelling of 63751134761 in words is "sixty-three billion, seven hundred fifty-one million, one hundred thirty-four thousand, seven hundred sixty-one".