22094231652 has 84 divisors (see below), whose sum is σ = 59537909116. Its totient is φ = 7165661760.

The previous prime is 22094231651. The next prime is 22094231671. The reversal of 22094231652 is 25613249022.

22094231652 is a `hidden beast` number, since 220 + 9 + 423 + 1 + 6 + 5 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 17346470436 + 4747761216 = 131706^2 + 68904^2 .

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

It is not an unprimeable number, because it can be changed into a prime (22094231651) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 5502 + ... + 210282.

Almost surely, 2^22094231652 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22094231652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29768954558).

22094231652 is an abundant number, since it is smaller than the sum of its proper divisors (37443677464).

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

22094231652 is a wasteful number, since it uses less digits than its factorization.

22094231652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204840 (or 204823 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 22094231652 in words is "twenty-two billion, ninety-four million, two hundred thirty-one thousand, six hundred fifty-two".