16111001606 has 16 divisors (see below), whose sum is σ = 27647152416. Its totient is φ = 6897641856.

The previous prime is 16111001597. The next prime is 16111001611. The reversal of 16111001606 is 60610011161.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575261 + ... + 602616.

It is an arithmetic number, because the mean of its divisors is an integer number (1727947026).

Almost surely, 2^16111001606 is an apocalyptic number.

16111001606 is a deficient number, since it is larger than the sum of its proper divisors (11536150810).

16111001606 is a wasteful number, since it uses less digits than its factorization.

16111001606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178863.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 16111001606 its reverse (60610011161), we get a palindrome (76721012767).

The spelling of 16111001606 in words is "sixteen billion, one hundred eleven million, one thousand, six hundred six".