24445222153 has 4 divisors (see below), whose sum is σ = 26667515088. Its totient is φ = 22222929220.

The previous prime is 24445222147. The next prime is 24445222169. The reversal of 24445222153 is 35122254442.

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 a de Polignac number, because none of the positive numbers 2^k-24445222153 is a prime.

It is a super-2 number, since 2×24445222153² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (24445222183) 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, 1111146451 + ... + 1111146472.

It is an arithmetic number, because the mean of its divisors is an integer number (6666878772).

Almost surely, 2^24445222153 is an apocalyptic number.

It is an amenable number.

24445222153 is a deficient number, since it is larger than the sum of its proper divisors (2222292935).

24445222153 is a wasteful number, since it uses less digits than its factorization.

24445222153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2222292934.

The product of its digits is 76800, while the sum is 34.

Adding to 24445222153 its reverse (35122254442), we get a palindrome (59567476595).

The spelling of 24445222153 in words is "twenty-four billion, four hundred forty-five million, two hundred twenty-two thousand, one hundred fifty-three".