11946390400317 has 4 divisors (see below), whose sum is σ = 15928520533760. Its totient is φ = 7964260266876.

The previous prime is 11946390400313. The next prime is 11946390400331. The reversal of 11946390400317 is 71300409364911.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 11946390400317 - 2² = 11946390400313 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11946390400313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1991065066717 + ... + 1991065066722.

It is an arithmetic number, because the mean of its divisors is an integer number (3982130133440).

Almost surely, 2^{11946390400317} is an apocalyptic number.

It is an amenable number.

11946390400317 is a deficient number, since it is larger than the sum of its proper divisors (3982130133443).

11946390400317 is an equidigital number, since it uses as much as digits as its factorization.

11946390400317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3982130133442.

The product of its (nonzero) digits is 489888, while the sum is 48.

The spelling of 11946390400317 in words is "eleven trillion, nine hundred forty-six billion, three hundred ninety million, four hundred thousand, three hundred seventeen".