23223986775 has 72 divisors (see below), whose sum is σ = 45753879600. Its totient is φ = 11259969600.

The previous prime is 23223986771. The next prime is 23223986777. The reversal of 23223986775 is 57768932232.

It is not a de Polignac number, because 23223986775 - 2² = 23223986771 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23223986771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 260701 + ... + 338249.

It is an arithmetic number, because the mean of its divisors is an integer number (635470550).

Almost surely, 2^23223986775 is an apocalyptic number.

23223986775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23223986775 is a deficient number, since it is larger than the sum of its proper divisors (22529892825).

23223986775 is a wasteful number, since it uses less digits than its factorization.

23223986775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77598 (or 77568 counting only the distinct ones).

The product of its digits is 7620480, while the sum is 54.

The spelling of 23223986775 in words is "twenty-three billion, two hundred twenty-three million, nine hundred eighty-six thousand, seven hundred seventy-five".