23781380367 has 4 divisors (see below), whose sum is σ = 31708507160. Its totient is φ = 15854253576.

The previous prime is 23781380339. The next prime is 23781380377. The reversal of 23781380367 is 76308318732.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 23781380367 - 2¹⁵ = 23781347599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23781380377) 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 in 3 ways as a sum of consecutive naturals, for example, 3963563392 + ... + 3963563397.

It is an arithmetic number, because the mean of its divisors is an integer number (7927126790).

Almost surely, 2^23781380367 is an apocalyptic number.

23781380367 is a deficient number, since it is larger than the sum of its proper divisors (7927126793).

23781380367 is an equidigital number, since it uses as much as digits as its factorization.

23781380367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7927126792.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 23781380367 in words is "twenty-three billion, seven hundred eighty-one million, three hundred eighty thousand, three hundred sixty-seven".