440131326141121 has 32 divisors (see below), whose sum is σ = 453496949856000. Its totient is φ = 426979433717760.

The previous prime is 440131326141107. The next prime is 440131326141131. The reversal of 440131326141121 is 121141623131044.

It is a cyclic number.

It is not a de Polignac number, because 440131326141121 - 2¹¹ = 440131326139073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (440131326141131) 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, 23671874001 + ... + 23671892593.

It is an arithmetic number, because the mean of its divisors is an integer number (14171779683000).

Almost surely, 2^{440131326141121} is an apocalyptic number.

It is an amenable number.

440131326141121 is a deficient number, since it is larger than the sum of its proper divisors (13365623714879).

440131326141121 is a wasteful number, since it uses less digits than its factorization.

440131326141121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24009.

The product of its (nonzero) digits is 13824, while the sum is 34.

Adding to 440131326141121 its reverse (121141623131044), we get a palindrome (561272949272165).

The spelling of 440131326141121 in words is "four hundred forty trillion, one hundred thirty-one billion, three hundred twenty-six million, one hundred forty-one thousand, one hundred twenty-one".