12417043775 has 6 divisors (see below), whose sum is σ = 15397134312. Its totient is φ = 9933635000.

The previous prime is 12417043757. The next prime is 12417043783. The reversal of 12417043775 is 57734071421.

It is a happy number.

It is not a de Polignac number, because 12417043775 - 2⁶ = 12417043711 is a prime.

It is a super-2 number, since 2×12417043775² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 248340851 + ... + 248340900.

It is an arithmetic number, because the mean of its divisors is an integer number (2566189052).

Almost surely, 2^12417043775 is an apocalyptic number.

12417043775 is a deficient number, since it is larger than the sum of its proper divisors (2980090537).

12417043775 is an equidigital number, since it uses as much as digits as its factorization.

12417043775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496681761 (or 496681756 counting only the distinct ones).

The product of its (nonzero) digits is 164640, while the sum is 41.

The spelling of 12417043775 in words is "twelve billion, four hundred seventeen million, forty-three thousand, seven hundred seventy-five".