43140240435 has 16 divisors (see below), whose sum is σ = 69487639200. Its totient is φ = 22853710080.

The previous prime is 43140240433. The next prime is 43140240443. The reversal of 43140240435 is 53404204134.

43140240435 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43140240435 - 2¹ = 43140240433 is a prime.

It is a super-2 number, since 2×43140240435² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43140240433) 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, 9648826 + ... + 9653295.

It is an arithmetic number, because the mean of its divisors is an integer number (4342977450).

Almost surely, 2^43140240435 is an apocalyptic number.

43140240435 is a deficient number, since it is larger than the sum of its proper divisors (26347398765).

43140240435 is a wasteful number, since it uses less digits than its factorization.

43140240435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19302278.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 43140240435 its reverse (53404204134), we get a palindrome (96544444569).

The spelling of 43140240435 in words is "forty-three billion, one hundred forty million, two hundred forty thousand, four hundred thirty-five".