23846153909 has 2 divisors, whose sum is σ = 23846153910. Its totient is φ = 23846153908.

The previous prime is 23846153809. The next prime is 23846153911. The reversal of 23846153909 is 90935164832.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16844146225 + 7002007684 = 129785^2 + 83678^2 .

It is a cyclic number.

It is not a de Polignac number, because 23846153909 - 2¹² = 23846149813 is a prime.

Together with 23846153911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23846153609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11923076954 + 11923076955.

It is an arithmetic number, because the mean of its divisors is an integer number (11923076955).

Almost surely, 2^23846153909 is an apocalyptic number.

It is an amenable number.

23846153909 is a deficient number, since it is larger than the sum of its proper divisors (1).

23846153909 is an equidigital number, since it uses as much as digits as its factorization.

23846153909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 23846153909 in words is "twenty-three billion, eight hundred forty-six million, one hundred fifty-three thousand, nine hundred nine".