22544245011151 has 4 divisors (see below), whose sum is σ = 22544325342792. Its totient is φ = 22544164679512.

The previous prime is 22544245011149. The next prime is 22544245011191. The reversal of 22544245011151 is 15111054244522.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22544245011151 - 2¹ = 22544245011149 is a prime.

It is a super-2 number, since 2×22544245011151² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22544245011151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22544245011131) 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, 39743380 + ... + 40306633.

It is an arithmetic number, because the mean of its divisors is an integer number (5636081335698).

Almost surely, 2^{22544245011151} is an apocalyptic number.

22544245011151 is a deficient number, since it is larger than the sum of its proper divisors (80331641).

22544245011151 is an equidigital number, since it uses as much as digits as its factorization.

22544245011151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80331640.

The product of its (nonzero) digits is 64000, while the sum is 37.

Adding to 22544245011151 its reverse (15111054244522), we get a palindrome (37655299255673).

The spelling of 22544245011151 in words is "twenty-two trillion, five hundred forty-four billion, two hundred forty-five million, eleven thousand, one hundred fifty-one".