23402656650239 has 2 divisors, whose sum is σ = 23402656650240. Its totient is φ = 23402656650238.

The previous prime is 23402656650227. The next prime is 23402656650293. The reversal of 23402656650239 is 93205665620432.

Together with next prime (23402656650293) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23402656650239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23402656650739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11701328325119 + 11701328325120.

It is an arithmetic number, because the mean of its divisors is an integer number (11701328325120).

Almost surely, 2^{23402656650239} is an apocalyptic number.

23402656650239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23402656650239 is an equidigital number, since it uses as much as digits as its factorization.

23402656650239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 53.

The spelling of 23402656650239 in words is "twenty-three trillion, four hundred two billion, six hundred fifty-six million, six hundred fifty thousand, two hundred thirty-nine".