20160440334 has 24 divisors (see below), whose sum is σ = 43724113992. Its totient is φ = 6713506800.

The previous prime is 20160440317. The next prime is 20160440347. The reversal of 20160440334 is 43304406102.

20160440334 is a `hidden beast` number, since 20 + 1 + 604 + 4 + 0 + 3 + 34 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 20160440298 and 20160440307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 534592 + ... + 571059.

It is an arithmetic number, because the mean of its divisors is an integer number (1821838083).

Almost surely, 2^20160440334 is an apocalyptic number.

20160440334 is an abundant number, since it is smaller than the sum of its proper divisors (23563673658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20160440334 is a wasteful number, since it uses less digits than its factorization.

20160440334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106672 (or 1106669 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20160440334 its reverse (43304406102), we get a palindrome (63464846436).

The spelling of 20160440334 in words is "twenty billion, one hundred sixty million, four hundred forty thousand, three hundred thirty-four".