23406464329 has 2 divisors, whose sum is σ = 23406464330. Its totient is φ = 23406464328.

The previous prime is 23406464327. The next prime is 23406464339. The reversal of 23406464329 is 92346460432.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23079686400 + 326777929 = 151920^2 + 18077^2 .

It is a cyclic number.

It is not a de Polignac number, because 23406464329 - 2¹ = 23406464327 is a prime.

Together with 23406464327, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (23406464327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11703232164 + 11703232165.

It is an arithmetic number, because the mean of its divisors is an integer number (11703232165).

Almost surely, 2^23406464329 is an apocalyptic number.

It is an amenable number.

23406464329 is a deficient number, since it is larger than the sum of its proper divisors (1).

23406464329 is an equidigital number, since it uses as much as digits as its factorization.

23406464329 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 43.

The spelling of 23406464329 in words is "twenty-three billion, four hundred six million, four hundred sixty-four thousand, three hundred twenty-nine".