461550638573 has 2 divisors, whose sum is σ = 461550638574. Its totient is φ = 461550638572.

The previous prime is 461550638543. The next prime is 461550638611. The reversal of 461550638573 is 375836055164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 443185781284 + 18364857289 = 665722^2 + 135517^2 .

It is a cyclic number.

It is not a de Polignac number, because 461550638573 - 2⁸ = 461550638317 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461550638543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230775319286 + 230775319287.

It is an arithmetic number, because the mean of its divisors is an integer number (230775319287).

Almost surely, 2^461550638573 is an apocalyptic number.

It is an amenable number.

461550638573 is a deficient number, since it is larger than the sum of its proper divisors (1).

461550638573 is an equidigital number, since it uses as much as digits as its factorization.

461550638573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072000, while the sum is 53.

The spelling of 461550638573 in words is "four hundred sixty-one billion, five hundred fifty million, six hundred thirty-eight thousand, five hundred seventy-three".