23728626285239 has 4 divisors (see below), whose sum is σ = 24028988643360. Its totient is φ = 23428263927120.

The previous prime is 23728626285233. The next prime is 23728626285241. The reversal of 23728626285239 is 93258262682732.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23728626285239 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 (23728626285233) 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 in 3 ways as a sum of consecutive naturals, for example, 150181178942 + ... + 150181179099.

It is an arithmetic number, because the mean of its divisors is an integer number (6007247160840).

Almost surely, 2^{23728626285239} is an apocalyptic number.

23728626285239 is a deficient number, since it is larger than the sum of its proper divisors (300362358121).

23728626285239 is an equidigital number, since it uses as much as digits as its factorization.

23728626285239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300362358120.

The product of its digits is 209018880, while the sum is 65.

The spelling of 23728626285239 in words is "twenty-three trillion, seven hundred twenty-eight billion, six hundred twenty-six million, two hundred eighty-five thousand, two hundred thirty-nine".