23284776321 has 8 divisors (see below), whose sum is σ = 34495964960. Its totient is φ = 15523184196.

The previous prime is 23284776269. The next prime is 23284776329. The reversal of 23284776321 is 12367748232.

23284776321 is a `hidden beast` number, since 2 + 3 + 2 + 8 + 4 + 7 + 7 + 632 + 1 = 666.

It is not a de Polignac number, because 23284776321 - 2¹⁸ = 23284514177 is a prime.

It is a super-3 number, since 3×23284776321³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23284776329) 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, 431199535 + ... + 431199588.

It is an arithmetic number, because the mean of its divisors is an integer number (4311995620).

Almost surely, 2^23284776321 is an apocalyptic number.

It is an amenable number.

23284776321 is a deficient number, since it is larger than the sum of its proper divisors (11211188639).

23284776321 is an equidigital number, since it uses as much as digits as its factorization.

23284776321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862399132 (or 862399126 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The spelling of 23284776321 in words is "twenty-three billion, two hundred eighty-four million, seven hundred seventy-six thousand, three hundred twenty-one".