22133815894050 has 72 divisors (see below), whose sum is σ = 63853800322896. Its totient is φ = 5059157916960.

The previous prime is 22133815894031. The next prime is 22133815894081. The reversal of 22133815894050 is 5049851833122.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 22133815893984 and 22133815894002.

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 35 ways as a sum of consecutive naturals, for example, 1505694412 + ... + 1505709111.

It is an arithmetic number, because the mean of its divisors is an integer number (886858337818).

Almost surely, 2^{22133815894050} is an apocalyptic number.

22133815894050 is an abundant number, since it is smaller than the sum of its proper divisors (41719984428846).

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

22133815894050 is a wasteful number, since it uses less digits than its factorization.

22133815894050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011403552 (or 3011403540 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The spelling of 22133815894050 in words is "twenty-two trillion, one hundred thirty-three billion, eight hundred fifteen million, eight hundred ninety-four thousand, fifty".