41645373981007 has 2 divisors, whose sum is σ = 41645373981008. Its totient is φ = 41645373981006.

The previous prime is 41645373980989. The next prime is 41645373981179. The reversal of 41645373981007 is 70018937354614.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41645373981007 - 2²³ = 41645365592399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41645373984007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20822686990503 + 20822686990504.

It is an arithmetic number, because the mean of its divisors is an integer number (20822686990504).

Almost surely, 2^{41645373981007} is an apocalyptic number.

41645373981007 is a deficient number, since it is larger than the sum of its proper divisors (1).

41645373981007 is an equidigital number, since it uses as much as digits as its factorization.

41645373981007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15240960, while the sum is 58.

The spelling of 41645373981007 in words is "forty-one trillion, six hundred forty-five billion, three hundred seventy-three million, nine hundred eighty-one thousand, seven".