22216053450 has 48 divisors (see below), whose sum is σ = 55122204096. Its totient is φ = 5921443200.

The previous prime is 22216053397. The next prime is 22216053469. The reversal of 22216053450 is 5435061222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 288555 + ... + 357345.

It is an arithmetic number, because the mean of its divisors is an integer number (1148379252).

Almost surely, 2^22216053450 is an apocalyptic number.

22216053450 is an abundant number, since it is smaller than the sum of its proper divisors (32906150646).

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

22216053450 is a wasteful number, since it uses less digits than its factorization.

22216053450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70959 (or 70954 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 22216053450 in words is "twenty-two billion, two hundred sixteen million, fifty-three thousand, four hundred fifty".