22050216556 has 48 divisors (see below), whose sum is σ = 39604279680. Its totient is φ = 10738667520.

The previous prime is 22050216371. The next prime is 22050216593. The reversal of 22050216556 is 65561205022.

It is a super-2 number, since 2×22050216556² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12796711 + ... + 12798433.

It is an arithmetic number, because the mean of its divisors is an integer number (825089160).

Almost surely, 2^22050216556 is an apocalyptic number.

It is an amenable number.

22050216556 is a deficient number, since it is larger than the sum of its proper divisors (17554063124).

22050216556 is a wasteful number, since it uses less digits than its factorization.

22050216556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 22050216556 in words is "twenty-two billion, fifty million, two hundred sixteen thousand, five hundred fifty-six".