461611197447373 has 2 divisors, whose sum is σ = 461611197447374. Its totient is φ = 461611197447372.

The previous prime is 461611197447349. The next prime is 461611197447403. The reversal of 461611197447373 is 373744791116164.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 240299695569609 + 221311501877764 = 15501603^2 + 14876542^2 .

It is a cyclic number.

It is not a de Polignac number, because 461611197447373 - 2²⁵ = 461611163892941 is a prime.

It is a super-2 number, since 2×461611197447373² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (461611197447073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 230805598723686 + 230805598723687.

It is an arithmetic number, because the mean of its divisors is an integer number (230805598723687).

Almost surely, 2^{461611197447373} is an apocalyptic number.

It is an amenable number.

461611197447373 is a deficient number, since it is larger than the sum of its proper divisors (1).

461611197447373 is an equidigital number, since it uses as much as digits as its factorization.

461611197447373 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64012032, while the sum is 64.

The spelling of 461611197447373 in words is "four hundred sixty-one trillion, six hundred eleven billion, one hundred ninety-seven million, four hundred forty-seven thousand, three hundred seventy-three".