41881136387 has 2 divisors, whose sum is σ = 41881136388. Its totient is φ = 41881136386.

The previous prime is 41881136383. The next prime is 41881136443. The reversal of 41881136387 is 78363118814.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 41881136387 - 2² = 41881136383 is a prime.

It is not a weakly prime, because it can be changed into another prime (41881136383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20940568193 + 20940568194.

It is an arithmetic number, because the mean of its divisors is an integer number (20940568194).

Almost surely, 2^41881136387 is an apocalyptic number.

41881136387 is a deficient number, since it is larger than the sum of its proper divisors (1).

41881136387 is an equidigital number, since it uses as much as digits as its factorization.

41881136387 is an evil number, because the sum of its binary digits is even.

The product of its digits is 774144, while the sum is 50.

The spelling of 41881136387 in words is "forty-one billion, eight hundred eighty-one million, one hundred thirty-six thousand, three hundred eighty-seven".