40320412104191 has 2 divisors, whose sum is σ = 40320412104192. Its totient is φ = 40320412104190.

The previous prime is 40320412104187. The next prime is 40320412104227. The reversal of 40320412104191 is 19140121402304.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40320412104191 - 2² = 40320412104187 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40320412104691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20160206052095 + 20160206052096.

It is an arithmetic number, because the mean of its divisors is an integer number (20160206052096).

Almost surely, 2^{40320412104191} is an apocalyptic number.

40320412104191 is a deficient number, since it is larger than the sum of its proper divisors (1).

40320412104191 is an equidigital number, since it uses as much as digits as its factorization.

40320412104191 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 32.

Adding to 40320412104191 its reverse (19140121402304), we get a palindrome (59460533506495).

The spelling of 40320412104191 in words is "forty trillion, three hundred twenty billion, four hundred twelve million, one hundred four thousand, one hundred ninety-one".