460856419021 has 2 divisors, whose sum is σ = 460856419022. Its totient is φ = 460856419020.

The previous prime is 460856418973. The next prime is 460856419031. The reversal of 460856419021 is 120914658064.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 341839008900 + 119017410121 = 584670^2 + 344989^2 .

It is a cyclic number.

It is not a de Polignac number, because 460856419021 - 2⁹ = 460856418509 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (460856419031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230428209510 + 230428209511.

It is an arithmetic number, because the mean of its divisors is an integer number (230428209511).

Almost surely, 2^460856419021 is an apocalyptic number.

It is an amenable number.

460856419021 is a deficient number, since it is larger than the sum of its proper divisors (1).

460856419021 is an equidigital number, since it uses as much as digits as its factorization.

460856419021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 460856419021 in words is "four hundred sixty billion, eight hundred fifty-six million, four hundred nineteen thousand, twenty-one".