40113433430 has 32 divisors (see below), whose sum is σ = 83320233984. Its totient is φ = 13619648736.

The previous prime is 40113433391. The next prime is 40113433433. The reversal of 40113433430 is 3433431104.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 40113433430.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40113433433) 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, 2774582 + ... + 2789001.

It is an arithmetic number, because the mean of its divisors is an integer number (2603757312).

Almost surely, 2^40113433430 is an apocalyptic number.

40113433430 is an abundant number, since it is smaller than the sum of its proper divisors (43206800554).

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

40113433430 is a wasteful number, since it uses less digits than its factorization.

40113433430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5563700.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 40113433430 its reverse (3433431104), we get a palindrome (43546864534).

The spelling of 40113433430 in words is "forty billion, one hundred thirteen million, four hundred thirty-three thousand, four hundred thirty".