15659540006 has 24 divisors (see below), whose sum is σ = 25835633040. Its totient is φ = 7113340080.

The previous prime is 15659539991. The next prime is 15659540011. The reversal of 15659540006 is 60004595651.

15659540006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 366215 + ... + 406733.

It is an arithmetic number, because the mean of its divisors is an integer number (1076484710).

Almost surely, 2^15659540006 is an apocalyptic number.

15659540006 is a deficient number, since it is larger than the sum of its proper divisors (10176093034).

15659540006 is a wasteful number, since it uses less digits than its factorization.

15659540006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42140 (or 42129 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 41.

Multiplying 15659540006 by its sum of digits (41), we get a palindrome (642041140246).

The spelling of 15659540006 in words is "fifteen billion, six hundred fifty-nine million, five hundred forty thousand, six".