40532043320 has 32 divisors (see below), whose sum is σ = 91205827200. Its totient is φ = 16211265408.

The previous prime is 40532043289. The next prime is 40532043323. The reversal of 40532043320 is 2334023504.

It is a self number, because there is not a number n which added to its sum of digits gives 40532043320.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40532043323) 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, 433817 + ... + 518903.

It is an arithmetic number, because the mean of its divisors is an integer number (2850182100).

Almost surely, 2^40532043320 is an apocalyptic number.

40532043320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40532043320 is an abundant number, since it is smaller than the sum of its proper divisors (50673783880).

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

40532043320 is a wasteful number, since it uses less digits than its factorization.

40532043320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97007 (or 97003 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 26.

Adding to 40532043320 its reverse (2334023504), we get a palindrome (42866066824).

The spelling of 40532043320 in words is "forty billion, five hundred thirty-two million, forty-three thousand, three hundred twenty".