440334431021414 has 32 divisors (see below), whose sum is σ = 677266348181472. Its totient is φ = 214589421088000.

The previous prime is 440334431021389. The next prime is 440334431021447. The reversal of 440334431021414 is 414120134433044.

It is a happy number.

It is a super-2 number, since 2×440334431021414² (a number of 30 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 811942784 + ... + 812484924.

It is an arithmetic number, because the mean of its divisors is an integer number (21164573380671).

Almost surely, 2^{440334431021414} is an apocalyptic number.

440334431021414 is a deficient number, since it is larger than the sum of its proper divisors (236931917160058).

440334431021414 is a wasteful number, since it uses less digits than its factorization.

440334431021414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551752.

The product of its (nonzero) digits is 221184, while the sum is 38.

Adding to 440334431021414 its reverse (414120134433044), we get a palindrome (854454565454458).

The spelling of 440334431021414 in words is "four hundred forty trillion, three hundred thirty-four billion, four hundred thirty-one million, twenty-one thousand, four hundred fourteen".