43522226140 has 12 divisors (see below), whose sum is σ = 91396674936. Its totient is φ = 17408890448.

The previous prime is 43522226129. The next prime is 43522226141. The reversal of 43522226140 is 4162222534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43522226141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1088055634 + ... + 1088055673.

It is an arithmetic number, because the mean of its divisors is an integer number (7616389578).

Almost surely, 2^43522226140 is an apocalyptic number.

It is an amenable number.

43522226140 is an abundant number, since it is smaller than the sum of its proper divisors (47874448796).

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

43522226140 is a wasteful number, since it uses less digits than its factorization.

43522226140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176111316 (or 2176111314 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 43522226140 its reverse (4162222534), we get a palindrome (47684448674).

The spelling of 43522226140 in words is "forty-three billion, five hundred twenty-two million, two hundred twenty-six thousand, one hundred forty".