23442004145 has 32 divisors (see below), whose sum is σ = 33123893760. Its totient is φ = 15593909760.

The previous prime is 23442004139. The next prime is 23442004147. The reversal of 23442004145 is 54140024432.

It is not a de Polignac number, because 23442004145 - 2¹⁸ = 23441742001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23442004147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94100 + ... + 236090.

It is an arithmetic number, because the mean of its divisors is an integer number (1035121680).

Almost surely, 2^23442004145 is an apocalyptic number.

It is an amenable number.

23442004145 is a deficient number, since it is larger than the sum of its proper divisors (9681889615).

23442004145 is a wasteful number, since it uses less digits than its factorization.

23442004145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142145.

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 23442004145 its reverse (54140024432), we get a palindrome (77582028577).

The spelling of 23442004145 in words is "twenty-three billion, four hundred forty-two million, four thousand, one hundred forty-five".