22542051151 has 4 divisors (see below), whose sum is σ = 22542370600. Its totient is φ = 22541731704.

The previous prime is 22542051149. The next prime is 22542051167. The reversal of 22542051151 is 15115024522.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 22542051151 - 2¹ = 22542051149 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 (22542051131) 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, 1881 + ... + 212338.

It is an arithmetic number, because the mean of its divisors is an integer number (5635592650).

Almost surely, 2^22542051151 is an apocalyptic number.

22542051151 is a deficient number, since it is larger than the sum of its proper divisors (319449).

22542051151 is a wasteful number, since it uses less digits than its factorization.

22542051151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319448.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 22542051151 its reverse (15115024522), we get a palindrome (37657075673).

The spelling of 22542051151 in words is "twenty-two billion, five hundred forty-two million, fifty-one thousand, one hundred fifty-one".