23044243154 has 4 divisors (see below), whose sum is σ = 34566364734. Its totient is φ = 11522121576.

The previous prime is 23044243127. The next prime is 23044243169. The reversal of 23044243154 is 45134244032.

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

It can be written as a sum of positive squares in only one way, i.e., 20057074129 + 2987169025 = 141623^2 + 54655^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 23044243154.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5761060787 + ... + 5761060790.

Almost surely, 2^23044243154 is an apocalyptic number.

23044243154 is a deficient number, since it is larger than the sum of its proper divisors (11522121580).

23044243154 is a wasteful number, since it uses less digits than its factorization.

23044243154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11522121579.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 23044243154 its reverse (45134244032), we get a palindrome (68178487186).

The spelling of 23044243154 in words is "twenty-three billion, forty-four million, two hundred forty-three thousand, one hundred fifty-four".