40321423230 has 64 divisors (see below), whose sum is σ = 111125088000. Its totient is φ = 9260421120.

The previous prime is 40321423223. The next prime is 40321423253. The reversal of 40321423230 is 3232412304.

It is a self number, because there is not a number n which added to its sum of digits gives 40321423230.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3209155 + ... + 3221694.

It is an arithmetic number, because the mean of its divisors is an integer number (1736329500).

Almost surely, 2^40321423230 is an apocalyptic number.

40321423230 is an abundant number, since it is smaller than the sum of its proper divisors (70803664770).

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

40321423230 is a wasteful number, since it uses less digits than its factorization.

40321423230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6430889.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 40321423230 its reverse (3232412304), we get a palindrome (43553835534).

The spelling of 40321423230 in words is "forty billion, three hundred twenty-one million, four hundred twenty-three thousand, two hundred thirty".