40881278131159 has 2 divisors, whose sum is σ = 40881278131160. Its totient is φ = 40881278131158.

The previous prime is 40881278131123. The next prime is 40881278131201. The reversal of 40881278131159 is 95113187218804.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40881278131159 - 2³³ = 40872688196567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40881278131259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20440639065579 + 20440639065580.

It is an arithmetic number, because the mean of its divisors is an integer number (20440639065580).

Almost surely, 2^{40881278131159} is an apocalyptic number.

40881278131159 is a deficient number, since it is larger than the sum of its proper divisors (1).

40881278131159 is an equidigital number, since it uses as much as digits as its factorization.

40881278131159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3870720, while the sum is 58.

The spelling of 40881278131159 in words is "forty trillion, eight hundred eighty-one billion, two hundred seventy-eight million, one hundred thirty-one thousand, one hundred fifty-nine".