40712457822187 has 2 divisors, whose sum is σ = 40712457822188. Its totient is φ = 40712457822186.

The previous prime is 40712457822119. The next prime is 40712457822199. The reversal of 40712457822187 is 78122875421704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40712457822187 is a prime.

It is not a weakly prime, because it can be changed into another prime (40712457802187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20356228911093 + 20356228911094.

It is an arithmetic number, because the mean of its divisors is an integer number (20356228911094).

Almost surely, 2^{40712457822187} is an apocalyptic number.

40712457822187 is a deficient number, since it is larger than the sum of its proper divisors (1).

40712457822187 is an equidigital number, since it uses as much as digits as its factorization.

40712457822187 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14049280, while the sum is 58.

The spelling of 40712457822187 in words is "forty trillion, seven hundred twelve billion, four hundred fifty-seven million, eight hundred twenty-two thousand, one hundred eighty-seven".