412771172617 has 2 divisors, whose sum is σ = 412771172618. Its totient is φ = 412771172616.

The previous prime is 412771172609. The next prime is 412771172641. The reversal of 412771172617 is 716271177214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321652316736 + 91118855881 = 567144^2 + 301859^2 .

It is a cyclic number.

It is not a de Polignac number, because 412771172617 - 2³ = 412771172609 is a prime.

It is a super-2 number, since 2×412771172617² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (412771179617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206385586308 + 206385586309.

It is an arithmetic number, because the mean of its divisors is an integer number (206385586309).

Almost surely, 2^412771172617 is an apocalyptic number.

It is an amenable number.

412771172617 is a deficient number, since it is larger than the sum of its proper divisors (1).

412771172617 is an equidigital number, since it uses as much as digits as its factorization.

412771172617 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230496, while the sum is 46.

The spelling of 412771172617 in words is "four hundred twelve billion, seven hundred seventy-one million, one hundred seventy-two thousand, six hundred seventeen".