23445311263 has 18 divisors (see below), whose sum is σ = 26215127792. Its totient is φ = 20952290040.

The previous prime is 23445311251. The next prime is 23445311287. The reversal of 23445311263 is 36211354432.

It is a happy number.

It is not a de Polignac number, because 23445311263 - 2³³ = 14855376671 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 (23445311213) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 393370 + ... + 449032.

Almost surely, 2^23445311263 is an apocalyptic number.

23445311263 is a deficient number, since it is larger than the sum of its proper divisors (2769816529).

23445311263 is an equidigital number, since it uses as much as digits as its factorization.

23445311263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55803 (or 55733 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

Adding to 23445311263 its reverse (36211354432), we get a palindrome (59656665695).

The spelling of 23445311263 in words is "twenty-three billion, four hundred forty-five million, three hundred eleven thousand, two hundred sixty-three".