23392289545 has 4 divisors (see below), whose sum is σ = 28070747460. Its totient is φ = 18713831632.

The previous prime is 23392289537. The next prime is 23392289551. The reversal of 23392289545 is 54598229332.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18238772601 + 5153516944 = 135051^2 + 71788^2 .

It is a cyclic number.

It is not a de Polignac number, because 23392289545 - 2³ = 23392289537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23392289492 and 23392289501.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2339228950 + ... + 2339228959.

It is an arithmetic number, because the mean of its divisors is an integer number (7017686865).

Almost surely, 2^23392289545 is an apocalyptic number.

It is an amenable number.

23392289545 is a deficient number, since it is larger than the sum of its proper divisors (4678457915).

23392289545 is an equidigital number, since it uses as much as digits as its factorization.

23392289545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4678457914.

The product of its digits is 4665600, while the sum is 52.

The spelling of 23392289545 in words is "twenty-three billion, three hundred ninety-two million, two hundred eighty-nine thousand, five hundred forty-five".