23884712811 has 16 divisors (see below), whose sum is σ = 36247804320. Its totient is φ = 15534771840.

The previous prime is 23884712807. The next prime is 23884712833. The reversal of 23884712811 is 11821748832.

23884712811 is a `hidden beast` number, since 23 + 88 + 471 + 2 + 81 + 1 = 666.

It is not a de Polignac number, because 23884712811 - 2² = 23884712807 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (23884712311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10786930 + ... + 10789143.

It is an arithmetic number, because the mean of its divisors is an integer number (2265487770).

Almost surely, 2^23884712811 is an apocalyptic number.

23884712811 is a deficient number, since it is larger than the sum of its proper divisors (12363091509).

23884712811 is a wasteful number, since it uses less digits than its factorization.

23884712811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21576123 (or 21576117 counting only the distinct ones).

The product of its digits is 172032, while the sum is 45.

The spelling of 23884712811 in words is "twenty-three billion, eight hundred eighty-four million, seven hundred twelve thousand, eight hundred eleven".