43040140430 has 32 divisors (see below), whose sum is σ = 88548719616. Its totient is φ = 14755119264.

The previous prime is 43040140427. The next prime is 43040140441. The reversal of 43040140430 is 3404104034.

It is a junction number, because it is equal to n+sod(n) for n = 43040140396 and 43040140405.

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, 830747 + ... + 881033.

It is an arithmetic number, because the mean of its divisors is an integer number (2767147488).

Almost surely, 2^43040140430 is an apocalyptic number.

43040140430 is an abundant number, since it is smaller than the sum of its proper divisors (45508579186).

43040140430 is a wasteful number, since it uses less digits than its factorization.

43040140430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62528.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 43040140430 its reverse (3404104034), we get a palindrome (46444244464).

The spelling of 43040140430 in words is "forty-three billion, forty million, one hundred forty thousand, four hundred thirty".