23578732243 has 8 divisors (see below), whose sum is σ = 25924792320. Its totient is φ = 21266428680.

The previous prime is 23578732207. The next prime is 23578732283. The reversal of 23578732243 is 34223787532.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23578732243 - 2²⁹ = 23041861331 is a prime.

It is a super-2 number, since 2×23578732243² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23578732193 and 23578732202.

It is not an unprimeable number, because it can be changed into a prime (23578732283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8437663 + ... + 8440456.

It is an arithmetic number, because the mean of its divisors is an integer number (3240599040).

Almost surely, 2^23578732243 is an apocalyptic number.

23578732243 is a deficient number, since it is larger than the sum of its proper divisors (2346060077).

23578732243 is a wasteful number, since it uses less digits than its factorization.

23578732243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16878257.

The product of its digits is 1693440, while the sum is 46.

The spelling of 23578732243 in words is "twenty-three billion, five hundred seventy-eight million, seven hundred thirty-two thousand, two hundred forty-three".