63063512461 has 2 divisors, whose sum is σ = 63063512462. Its totient is φ = 63063512460.

The previous prime is 63063512437. The next prime is 63063512471. The reversal of 63063512461 is 16421536036.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 42109502436 + 20954010025 = 205206^2 + 144755^2 .

It is a cyclic number.

It is not a de Polignac number, because 63063512461 - 2⁷ = 63063512333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63063512461.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63063512401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31531756230 + 31531756231.

It is an arithmetic number, because the mean of its divisors is an integer number (31531756231).

Almost surely, 2^63063512461 is an apocalyptic number.

It is an amenable number.

63063512461 is a deficient number, since it is larger than the sum of its proper divisors (1).

63063512461 is an equidigital number, since it uses as much as digits as its factorization.

63063512461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 77760, while the sum is 37.

The spelling of 63063512461 in words is "sixty-three billion, sixty-three million, five hundred twelve thousand, four hundred sixty-one".