440520343101 has 16 divisors (see below), whose sum is σ = 652642057600. Its totient is φ = 293671531584.

The previous prime is 440520343097. The next prime is 440520343127. The reversal of 440520343101 is 101343025044.

It is a happy number.

440520343101 is a `hidden beast` number, since 4 + 4 + 0 + 520 + 34 + 3 + 101 = 666.

It is not a de Polignac number, because 440520343101 - 2² = 440520343097 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440520343301) 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, 762960 + ... + 1209606.

It is an arithmetic number, because the mean of its divisors is an integer number (40790128600).

Almost surely, 2^440520343101 is an apocalyptic number.

It is an amenable number.

440520343101 is a deficient number, since it is larger than the sum of its proper divisors (212121714499).

440520343101 is a wasteful number, since it uses less digits than its factorization.

440520343101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483185 (or 483179 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 440520343101 its reverse (101343025044), we get a palindrome (541863368145).

The spelling of 440520343101 in words is "four hundred forty billion, five hundred twenty million, three hundred forty-three thousand, one hundred one".