23789815039 has 2 divisors, whose sum is σ = 23789815040. Its totient is φ = 23789815038.

The previous prime is 23789814967. The next prime is 23789815073. The reversal of 23789815039 is 93051898732.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23789815039 - 2¹³ = 23789806847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23789815099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11894907519 + 11894907520.

It is an arithmetic number, because the mean of its divisors is an integer number (11894907520).

Almost surely, 2^23789815039 is an apocalyptic number.

23789815039 is a deficient number, since it is larger than the sum of its proper divisors (1).

23789815039 is an equidigital number, since it uses as much as digits as its factorization.

23789815039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The spelling of 23789815039 in words is "twenty-three billion, seven hundred eighty-nine million, eight hundred fifteen thousand, thirty-nine".