22650116551 has 4 divisors (see below), whose sum is σ = 23380765504. Its totient is φ = 21919467600.

The previous prime is 22650116539. The next prime is 22650116597. The reversal of 22650116551 is 15561105622.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15561105622 = 2 ⋅7780552811.

It is not a de Polignac number, because 22650116551 - 2¹³ = 22650108359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22650116051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 365324430 + ... + 365324491.

It is an arithmetic number, because the mean of its divisors is an integer number (5845191376).

Almost surely, 2^22650116551 is an apocalyptic number.

22650116551 is a deficient number, since it is larger than the sum of its proper divisors (730648953).

22650116551 is an equidigital number, since it uses as much as digits as its factorization.

22650116551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730648952.

The product of its (nonzero) digits is 18000, while the sum is 34.

The spelling of 22650116551 in words is "twenty-two billion, six hundred fifty million, one hundred sixteen thousand, five hundred fifty-one".