461633732513 has 2 divisors, whose sum is σ = 461633732514. Its totient is φ = 461633732512.

The previous prime is 461633732479. The next prime is 461633732603. The reversal of 461633732513 is 315237336164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 413124991504 + 48508741009 = 642748^2 + 220247^2 .

It is a cyclic number.

It is not a de Polignac number, because 461633732513 - 2¹⁸ = 461633470369 is a prime.

It is not a weakly prime, because it can be changed into another prime (461633722513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230816866256 + 230816866257.

It is an arithmetic number, because the mean of its divisors is an integer number (230816866257).

Almost surely, 2^461633732513 is an apocalyptic number.

It is an amenable number.

461633732513 is a deficient number, since it is larger than the sum of its proper divisors (1).

461633732513 is an equidigital number, since it uses as much as digits as its factorization.

461633732513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 816480, while the sum is 44.

The spelling of 461633732513 in words is "four hundred sixty-one billion, six hundred thirty-three million, seven hundred thirty-two thousand, five hundred thirteen".