440101423043 has 4 divisors (see below), whose sum is σ = 441813880200. Its totient is φ = 438388965888.

The previous prime is 440101423039. The next prime is 440101423087. The reversal of 440101423043 is 340324101044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 440101423043 - 2² = 440101423039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440101423033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856228193 + ... + 856228706.

It is an arithmetic number, because the mean of its divisors is an integer number (110453470050).

Almost surely, 2^440101423043 is an apocalyptic number.

440101423043 is a deficient number, since it is larger than the sum of its proper divisors (1712457157).

440101423043 is a wasteful number, since it uses less digits than its factorization.

440101423043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712457156.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 440101423043 its reverse (340324101044), we get a palindrome (780425524087).

The spelling of 440101423043 in words is "four hundred forty billion, one hundred one million, four hundred twenty-three thousand, forty-three".