474091467892561 has 2 divisors, whose sum is σ = 474091467892562. Its totient is φ = 474091467892560.

The previous prime is 474091467892507. The next prime is 474091467892613. The reversal of 474091467892561 is 165298764190474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 270234638604225 + 203856829288336 = 16438815^2 + 14277844^2 .

It is a cyclic number.

It is not a de Polignac number, because 474091467892561 - 2⁷ = 474091467892433 is a prime.

It is not a weakly prime, because it can be changed into another prime (474091467892501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237045733946280 + 237045733946281.

It is an arithmetic number, because the mean of its divisors is an integer number (237045733946281).

Almost surely, 2^{474091467892561} is an apocalyptic number.

It is an amenable number.

474091467892561 is a deficient number, since it is larger than the sum of its proper divisors (1).

474091467892561 is an equidigital number, since it uses as much as digits as its factorization.

474091467892561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 731566080, while the sum is 73.

The spelling of 474091467892561 in words is "four hundred seventy-four trillion, ninety-one billion, four hundred sixty-seven million, eight hundred ninety-two thousand, five hundred sixty-one".