16616606074 has 16 divisors (see below), whose sum is σ = 25023894912. Its totient is φ = 8275373568.

The previous prime is 16616606053. The next prime is 16616606077. The reversal of 16616606074 is 47060661661.

It is a super-2 number, since 2×16616606074² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16616606074.

It is not an unprimeable number, because it can be changed into a prime (16616606077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505402 + ... + 537274.

It is an arithmetic number, because the mean of its divisors is an integer number (1563993432).

Almost surely, 2^16616606074 is an apocalyptic number.

16616606074 is a deficient number, since it is larger than the sum of its proper divisors (8407288838).

16616606074 is a wasteful number, since it uses less digits than its factorization.

16616606074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32901.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 16616606074 in words is "sixteen billion, six hundred sixteen million, six hundred six thousand, seventy-four".