43012133340 has 192 divisors, whose sum is σ = 133866432000. Its totient is φ = 10230912000.

The previous prime is 43012133251. The next prime is 43012133369. The reversal of 43012133340 is 4333121034.

It is a super-2 number, since 2×43012133340² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 43012133340.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20088670 + ... + 20090810.

It is an arithmetic number, because the mean of its divisors is an integer number (697221000).

Almost surely, 2^43012133340 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 43012133340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66933216000).

43012133340 is an abundant number, since it is smaller than the sum of its proper divisors (90854298660).

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

43012133340 is a wasteful number, since it uses less digits than its factorization.

43012133340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2724 (or 2722 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 43012133340 its reverse (4333121034), we get a palindrome (47345254374).

The spelling of 43012133340 in words is "forty-three billion, twelve million, one hundred thirty-three thousand, three hundred forty".