440023432202141 has 16 divisors (see below), whose sum is σ = 464959132070400. Its totient is φ = 415265494675248.

The previous prime is 440023432202111. The next prime is 440023432202149. The reversal of 440023432202141 is 141202234320044.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440023432202141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 440023432202098 and 440023432202107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440023432202149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150798470 + ... + 153688728.

It is an arithmetic number, because the mean of its divisors is an integer number (29059945754400).

Almost surely, 2^{440023432202141} is an apocalyptic number.

It is an amenable number.

440023432202141 is a deficient number, since it is larger than the sum of its proper divisors (24935699868259).

440023432202141 is a wasteful number, since it uses less digits than its factorization.

440023432202141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921008.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 440023432202141 its reverse (141202234320044), we get a palindrome (581225666522185).

The spelling of 440023432202141 in words is "four hundred forty trillion, twenty-three billion, four hundred thirty-two million, two hundred two thousand, one hundred forty-one".