43213203040 has 96 divisors (see below), whose sum is σ = 123538976064. Its totient is φ = 13944422400.

The previous prime is 43213203031. The next prime is 43213203041. The reversal of 43213203040 is 4030231234.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43213203041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1115761 + ... + 1153840.

It is an arithmetic number, because the mean of its divisors is an integer number (1286864334).

Almost surely, 2^43213203040 is an apocalyptic number.

43213203040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43213203040 is an abundant number, since it is smaller than the sum of its proper divisors (80325773024).

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

43213203040 is a wasteful number, since it uses less digits than its factorization.

43213203040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2269640 (or 2269632 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 43213203040 its reverse (4030231234), we get a palindrome (47243434274).

The spelling of 43213203040 in words is "forty-three billion, two hundred thirteen million, two hundred three thousand, forty".