41871538789 has 2 divisors, whose sum is σ = 41871538790. Its totient is φ = 41871538788.

The previous prime is 41871538771. The next prime is 41871538837. The reversal of 41871538789 is 98783517814.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39983201764 + 1888337025 = 199958^2 + 43455^2 .

It is a cyclic number.

It is not a de Polignac number, because 41871538789 - 2²⁹ = 41334667877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (41871532789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20935769394 + 20935769395.

It is an arithmetic number, because the mean of its divisors is an integer number (20935769395).

Almost surely, 2^41871538789 is an apocalyptic number.

It is an amenable number.

41871538789 is a deficient number, since it is larger than the sum of its proper divisors (1).

41871538789 is an equidigital number, since it uses as much as digits as its factorization.

41871538789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13547520, while the sum is 61.

The spelling of 41871538789 in words is "forty-one billion, eight hundred seventy-one million, five hundred thirty-eight thousand, seven hundred eighty-nine".