41845765987 has 2 divisors, whose sum is σ = 41845765988. Its totient is φ = 41845765986.

The previous prime is 41845765981. The next prime is 41845766047. The reversal of 41845765987 is 78956754814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41845765987 - 2¹⁹ = 41845241699 is a prime.

It is not a weakly prime, because it can be changed into another prime (41845765981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20922882993 + 20922882994.

It is an arithmetic number, because the mean of its divisors is an integer number (20922882994).

Almost surely, 2^41845765987 is an apocalyptic number.

41845765987 is a deficient number, since it is larger than the sum of its proper divisors (1).

41845765987 is an equidigital number, since it uses as much as digits as its factorization.

41845765987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 67737600, while the sum is 64.

The spelling of 41845765987 in words is "forty-one billion, eight hundred forty-five million, seven hundred sixty-five thousand, nine hundred eighty-seven".