22210857516 has 12 divisors (see below), whose sum is σ = 51825334232. Its totient is φ = 7403619168.

The previous prime is 22210857491. The next prime is 22210857547. The reversal of 22210857516 is 61575801222.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 925452385 + ... + 925452408.

Almost surely, 2^22210857516 is an apocalyptic number.

It is an amenable number.

22210857516 is an abundant number, since it is smaller than the sum of its proper divisors (29614476716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22210857516 is a wasteful number, since it uses less digits than its factorization.

22210857516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850904800 (or 1850904798 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 39.

The spelling of 22210857516 in words is "twenty-two billion, two hundred ten million, eight hundred fifty-seven thousand, five hundred sixteen".