43443262406140 has 48 divisors (see below), whose sum is σ = 97660143907200. Its totient is φ = 16183680973632.

The previous prime is 43443262406129. The next prime is 43443262406171. The reversal of 43443262406140 is 4160426234434.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 968828214 + ... + 968873053.

It is an arithmetic number, because the mean of its divisors is an integer number (2034586331400).

Almost surely, 2^{43443262406140} is an apocalyptic number.

It is an amenable number.

43443262406140 is an abundant number, since it is smaller than the sum of its proper divisors (54216881501060).

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

43443262406140 is a wasteful number, since it uses less digits than its factorization.

43443262406140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1937701354 (or 1937701352 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 43.

The spelling of 43443262406140 in words is "forty-three trillion, four hundred forty-three billion, two hundred sixty-two million, four hundred six thousand, one hundred forty".