440422434123 has 32 divisors (see below), whose sum is σ = 694431260160. Its totient is φ = 242932435200.

The previous prime is 440422434113. The next prime is 440422434131. The reversal of 440422434123 is 321434224044.

It is not a de Polignac number, because 440422434123 - 2¹⁴ = 440422417739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (440422434113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2472336 + ... + 2644482.

It is an arithmetic number, because the mean of its divisors is an integer number (21700976880).

Almost surely, 2^440422434123 is an apocalyptic number.

440422434123 is a deficient number, since it is larger than the sum of its proper divisors (254008826037).

440422434123 is a wasteful number, since it uses less digits than its factorization.

440422434123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176387.

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 440422434123 its reverse (321434224044), we get a palindrome (761856658167).

The spelling of 440422434123 in words is "four hundred forty billion, four hundred twenty-two million, four hundred thirty-four thousand, one hundred twenty-three".