23426346663 has 8 divisors (see below), whose sum is σ = 34705698800. Its totient is φ = 15617564424.

The previous prime is 23426346649. The next prime is 23426346679. The reversal of 23426346663 is 36664362432.

It is not a de Polignac number, because 23426346663 - 2⁸ = 23426346407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23426346683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 433821208 + ... + 433821261.

It is an arithmetic number, because the mean of its divisors is an integer number (4338212350).

Almost surely, 2^23426346663 is an apocalyptic number.

23426346663 is a deficient number, since it is larger than the sum of its proper divisors (11279352137).

23426346663 is an equidigital number, since it uses as much as digits as its factorization.

23426346663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867642478 (or 867642472 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 45.

The spelling of 23426346663 in words is "twenty-three billion, four hundred twenty-six million, three hundred forty-six thousand, six hundred sixty-three".