22050149472 has 144 divisors (see below), whose sum is σ = 71501058720. Its totient is φ = 6385545216.

The previous prime is 22050149467. The next prime is 22050149531. The reversal of 22050149472 is 27494105022.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 109572 + ... + 236867.

It is an arithmetic number, because the mean of its divisors is an integer number (496535130).

Almost surely, 2^22050149472 is an apocalyptic number.

It is an amenable number.

22050149472 is an abundant number, since it is smaller than the sum of its proper divisors (49450909248).

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

22050149472 is a wasteful number, since it uses less digits than its factorization.

22050149472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346485 (or 346474 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 22050149472 in words is "twenty-two billion, fifty million, one hundred forty-nine thousand, four hundred seventy-two".