23829831913 has 2 divisors, whose sum is σ = 23829831914. Its totient is φ = 23829831912.

The previous prime is 23829831871. The next prime is 23829831979. The reversal of 23829831913 is 31913892832.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19979257104 + 3850574809 = 141348^2 + 62053^2 .

It is a cyclic number.

It is not a de Polignac number, because 23829831913 - 2²¹ = 23827734761 is a prime.

It is not a weakly prime, because it can be changed into another prime (23829831013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11914915956 + 11914915957.

It is an arithmetic number, because the mean of its divisors is an integer number (11914915957).

Almost surely, 2^23829831913 is an apocalyptic number.

It is an amenable number.

23829831913 is a deficient number, since it is larger than the sum of its proper divisors (1).

23829831913 is an equidigital number, since it uses as much as digits as its factorization.

23829831913 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 559872, while the sum is 49.

The spelling of 23829831913 in words is "twenty-three billion, eight hundred twenty-nine million, eight hundred thirty-one thousand, nine hundred thirteen".