23894446229 has 2 divisors, whose sum is σ = 23894446230. Its totient is φ = 23894446228.

The previous prime is 23894446207. The next prime is 23894446273. The reversal of 23894446229 is 92264449832.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22922565604 + 971880625 = 151402^2 + 31175^2 .

It is a cyclic number.

It is not a de Polignac number, because 23894446229 - 2¹² = 23894442133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23894443229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11947223114 + 11947223115.

It is an arithmetic number, because the mean of its divisors is an integer number (11947223115).

Almost surely, 2^23894446229 is an apocalyptic number.

It is an amenable number.

23894446229 is a deficient number, since it is larger than the sum of its proper divisors (1).

23894446229 is an equidigital number, since it uses as much as digits as its factorization.

23894446229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5971968, while the sum is 53.

The spelling of 23894446229 in words is "twenty-three billion, eight hundred ninety-four million, four hundred forty-six thousand, two hundred twenty-nine".