22106736450 has 162 divisors, whose sum is σ = 61182132921. Its totient is φ = 5722708320.

The previous prime is 22106736409. The next prime is 22106736473. The reversal of 22106736450 is 5463760122.

22106736450 is a `hidden beast` number, since 2 + 2 + 1 + 0 + 6 + 7 + 3 + 645 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21664601721 + 442134729 = 147189^2 + 21027^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=105135.

It is a super-3 number, since 3×22106736450³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 135624069 + ... + 135624231.

Almost surely, 2^22106736450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22106736450

22106736450 is an abundant number, since it is smaller than the sum of its proper divisors (39075396471).

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

22106736450 is a wasteful number, since it uses less digits than its factorization.

22106736450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The spelling of 22106736450 in words is "twenty-two billion, one hundred six million, seven hundred thirty-six thousand, four hundred fifty".