440423053231121 has 4 divisors (see below), whose sum is σ = 440423176435200. Its totient is φ = 440422930027044.

The previous prime is 440423053231079. The next prime is 440423053231127. The reversal of 440423053231121 is 121132350324044.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 440423053231121 - 2³⁸ = 440148175324177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440423053231127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56074601 + ... + 63444518.

It is an arithmetic number, because the mean of its divisors is an integer number (110105794108800).

Almost surely, 2^{440423053231121} is an apocalyptic number.

It is an amenable number.

440423053231121 is a deficient number, since it is larger than the sum of its proper divisors (123204079).

440423053231121 is a wasteful number, since it uses less digits than its factorization.

440423053231121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123204078.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 440423053231121 in words is "four hundred forty trillion, four hundred twenty-three billion, fifty-three million, two hundred thirty-one thousand, one hundred twenty-one".