461645168753 has 2 divisors, whose sum is σ = 461645168754. Its totient is φ = 461645168752.

The previous prime is 461645168627. The next prime is 461645168779. The reversal of 461645168753 is 357861546164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 257366479969 + 204278688784 = 507313^2 + 451972^2 .

It is a cyclic number.

It is not a de Polignac number, because 461645168753 - 2¹⁴ = 461645152369 is a prime.

It is not a weakly prime, because it can be changed into another prime (461645168053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230822584376 + 230822584377.

It is an arithmetic number, because the mean of its divisors is an integer number (230822584377).

Almost surely, 2^461645168753 is an apocalyptic number.

It is an amenable number.

461645168753 is a deficient number, since it is larger than the sum of its proper divisors (1).

461645168753 is an equidigital number, since it uses as much as digits as its factorization.

461645168753 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14515200, while the sum is 56.

The spelling of 461645168753 in words is "four hundred sixty-one billion, six hundred forty-five million, one hundred sixty-eight thousand, seven hundred fifty-three".