440312401343 has 8 divisors (see below), whose sum is σ = 441108002400. Its totient is φ = 439517111040.

The previous prime is 440312401283. The next prime is 440312401357. The reversal of 440312401343 is 343104213044.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-440312401343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440312403343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2858471 + ... + 3008567.

It is an arithmetic number, because the mean of its divisors is an integer number (55138500300).

Almost surely, 2^440312401343 is an apocalyptic number.

440312401343 is a deficient number, since it is larger than the sum of its proper divisors (795601057).

440312401343 is a wasteful number, since it uses less digits than its factorization.

440312401343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155377.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 440312401343 its reverse (343104213044), we get a palindrome (783416614387).

The spelling of 440312401343 in words is "four hundred forty billion, three hundred twelve million, four hundred one thousand, three hundred forty-three".