43434433740 has 24 divisors (see below), whose sum is σ = 121616414640. Its totient is φ = 11582515648.

The previous prime is 43434433729. The next prime is 43434433741. The reversal of 43434433740 is 4733443434.

43434433740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (43434433741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361953555 + ... + 361953674.

It is an arithmetic number, because the mean of its divisors is an integer number (5067350610).

Almost surely, 2^43434433740 is an apocalyptic number.

It is an amenable number.

43434433740 is an abundant number, since it is smaller than the sum of its proper divisors (78181980900).

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

43434433740 is a wasteful number, since it uses less digits than its factorization.

43434433740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723907241 (or 723907239 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 39.

The spelling of 43434433740 in words is "forty-three billion, four hundred thirty-four million, four hundred thirty-three thousand, seven hundred forty".