22052887549 has 24 divisors (see below), whose sum is σ = 27713727104. Its totient is φ = 17177292000.

The previous prime is 22052887541. The next prime is 22052887583. The reversal of 22052887549 is 94578825022.

It is not a de Polignac number, because 22052887549 - 2³ = 22052887541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22052887496 and 22052887505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22052887541) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3865399 + ... + 3871099.

Almost surely, 2^22052887549 is an apocalyptic number.

It is an amenable number.

22052887549 is a deficient number, since it is larger than the sum of its proper divisors (5660839555).

22052887549 is a wasteful number, since it uses less digits than its factorization.

22052887549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10297 (or 10286 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 52.

The spelling of 22052887549 in words is "twenty-two billion, fifty-two million, eight hundred eighty-seven thousand, five hundred forty-nine".