22125042344545 has 16 divisors (see below), whose sum is σ = 30344037792768. Its totient is φ = 15170896319040.

The previous prime is 22125042344521. The next prime is 22125042344551. The reversal of 22125042344545 is 54544324052122.

It is not a de Polignac number, because 22125042344545 - 2⁷ = 22125042344417 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10732849 + ... + 12627118.

It is an arithmetic number, because the mean of its divisors is an integer number (1896502362048).

Almost surely, 2^{22125042344545} is an apocalyptic number.

It is an amenable number.

22125042344545 is a deficient number, since it is larger than the sum of its proper divisors (8218995448223).

22125042344545 is a wasteful number, since it uses less digits than its factorization.

22125042344545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23387040.

The product of its (nonzero) digits is 1536000, while the sum is 43.

Adding to 22125042344545 its reverse (54544324052122), we get a palindrome (76669366396667).

The spelling of 22125042344545 in words is "twenty-two trillion, one hundred twenty-five billion, forty-two million, three hundred forty-four thousand, five hundred forty-five".