22851453549 has 8 divisors (see below), whose sum is σ = 30491570560. Its totient is φ = 15222819456.

The previous prime is 22851453523. The next prime is 22851453563. The reversal of 22851453549 is 94535415822.

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

It is a de Polignac number, because none of the positive numbers 2^k-22851453549 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22851453498 and 22851453507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22851453509) 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, 2866084 + ... + 2874045.

It is an arithmetic number, because the mean of its divisors is an integer number (3811446320).

Almost surely, 2^22851453549 is an apocalyptic number.

It is an amenable number.

22851453549 is a deficient number, since it is larger than the sum of its proper divisors (7640117011).

22851453549 is a wasteful number, since it uses less digits than its factorization.

22851453549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5741459.

The product of its digits is 1728000, while the sum is 48.

The spelling of 22851453549 in words is "twenty-two billion, eight hundred fifty-one million, four hundred fifty-three thousand, five hundred forty-nine".