3840836592881 has 2 divisors, whose sum is σ = 3840836592882. Its totient is φ = 3840836592880.

The previous prime is 3840836592833. The next prime is 3840836592893. The reversal of 3840836592881 is 1882956380483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3770622192481 + 70214400400 = 1941809^2 + 264980^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3840836592881 is a prime.

It is a super-2 number, since 2×3840836592881² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3840836592581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920418296440 + 1920418296441.

It is an arithmetic number, because the mean of its divisors is an integer number (1920418296441).

Almost surely, 2^{3840836592881} is an apocalyptic number.

It is an amenable number.

3840836592881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3840836592881 is an equidigital number, since it uses as much as digits as its factorization.

3840836592881 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79626240, while the sum is 65.

The spelling of 3840836592881 in words is "three trillion, eight hundred forty billion, eight hundred thirty-six million, five hundred ninety-two thousand, eight hundred eighty-one".