23242902549 has 4 divisors (see below), whose sum is σ = 30990536736. Its totient is φ = 15495268364.

The previous prime is 23242902541. The next prime is 23242902577. The reversal of 23242902549 is 94520924232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23242902549 - 2³ = 23242902541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23242902549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23242902541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3873817089 + ... + 3873817094.

It is an arithmetic number, because the mean of its divisors is an integer number (7747634184).

Almost surely, 2^23242902549 is an apocalyptic number.

It is an amenable number.

23242902549 is a deficient number, since it is larger than the sum of its proper divisors (7747634187).

23242902549 is an equidigital number, since it uses as much as digits as its factorization.

23242902549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7747634186.

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 23242902549 in words is "twenty-three billion, two hundred forty-two million, nine hundred two thousand, five hundred forty-nine".