39981259883 has 2 divisors, whose sum is σ = 39981259884. Its totient is φ = 39981259882.

The previous prime is 39981259861. The next prime is 39981260009. The reversal of 39981259883 is 38895218993.

39981259883 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39981259883 - 2⁸ = 39981259627 is a prime.

It is a super-2 number, since 2×39981259883² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (39981259853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19990629941 + 19990629942.

It is an arithmetic number, because the mean of its divisors is an integer number (19990629942).

Almost surely, 2^39981259883 is an apocalyptic number.

39981259883 is a deficient number, since it is larger than the sum of its proper divisors (1).

39981259883 is an equidigital number, since it uses as much as digits as its factorization.

39981259883 is an evil number, because the sum of its binary digits is even.

The product of its digits is 33592320, while the sum is 65.

The spelling of 39981259883 in words is "thirty-nine billion, nine hundred eighty-one million, two hundred fifty-nine thousand, eight hundred eighty-three".