16506034326 has 12 divisors (see below), whose sum is σ = 35763074412. Its totient is φ = 5502011436.

The previous prime is 16506034291. The next prime is 16506034327. The reversal of 16506034326 is 62343060561.

16506034326 is a `hidden beast` number, since 1 + 6 + 5 + 0 + 603 + 43 + 2 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16506034327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 458500936 + ... + 458500971.

It is an arithmetic number, because the mean of its divisors is an integer number (2980256201).

Almost surely, 2^16506034326 is an apocalyptic number.

16506034326 is an abundant number, since it is smaller than the sum of its proper divisors (19257040086).

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

16506034326 is a wasteful number, since it uses less digits than its factorization.

16506034326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917001915 (or 917001912 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

Adding to 16506034326 its reverse (62343060561), we get a palindrome (78849094887).

The spelling of 16506034326 in words is "sixteen billion, five hundred six million, thirty-four thousand, three hundred twenty-six".