23681142374429 has 2 divisors, whose sum is σ = 23681142374430. Its totient is φ = 23681142374428.

The previous prime is 23681142374387. The next prime is 23681142374471. The reversal of 23681142374429 is 92447324118632.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (23681142374387) and next prime (23681142374471).

It can be written as a sum of positive squares in only one way, i.e., 17737347134329 + 5943795240100 = 4211573^2 + 2437990^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23681142374429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23681142374479) 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, 11840571187214 + 11840571187215.

It is an arithmetic number, because the mean of its divisors is an integer number (11840571187215).

Almost surely, 2^{23681142374429} is an apocalyptic number.

It is an amenable number.

23681142374429 is a deficient number, since it is larger than the sum of its proper divisors (1).

23681142374429 is an equidigital number, since it uses as much as digits as its factorization.

23681142374429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13934592, while the sum is 56.

The spelling of 23681142374429 in words is "twenty-three trillion, six hundred eighty-one billion, one hundred forty-two million, three hundred seventy-four thousand, four hundred twenty-nine".