22050451545 has 16 divisors (see below), whose sum is σ = 37356059520. Its totient is φ = 11068461824.

The previous prime is 22050451543. The next prime is 22050451567. The reversal of 22050451545 is 54515405022.

It is a cyclic number.

It is not a de Polignac number, because 22050451545 - 2¹ = 22050451543 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22050451543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43235925 + ... + 43236434.

It is an arithmetic number, because the mean of its divisors is an integer number (2334753720).

Almost surely, 2^22050451545 is an apocalyptic number.

It is an amenable number.

22050451545 is a deficient number, since it is larger than the sum of its proper divisors (15305607975).

22050451545 is a wasteful number, since it uses less digits than its factorization.

22050451545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86472384.

The product of its (nonzero) digits is 40000, while the sum is 33.

Adding to 22050451545 its reverse (54515405022), we get a palindrome (76565856567).

The spelling of 22050451545 in words is "twenty-two billion, fifty million, four hundred fifty-one thousand, five hundred forty-five".