22053343194 has 36 divisors (see below), whose sum is σ = 50758312254. Its totient is φ = 6918694272.

The previous prime is 22053343153. The next prime is 22053343199. The reversal of 22053343194 is 49134335022.

22053343194 is a `hidden beast` number, since 2 + 2 + 0 + 5 + 334 + 319 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 21414517569 + 638825625 = 146337^2 + 25275^2 .

It is a super-2 number, since 2×22053343194² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22053343199) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2114497 + ... + 2124900.

Almost surely, 2^22053343194 is an apocalyptic number.

22053343194 is an abundant number, since it is smaller than the sum of its proper divisors (28704969060).

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

22053343194 is a wasteful number, since it uses less digits than its factorization.

22053343194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4239439 (or 4239419 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 22053343194 in words is "twenty-two billion, fifty-three million, three hundred forty-three thousand, one hundred ninety-four".