16616180042 has 64 divisors (see below), whose sum is σ = 31411584000. Its totient is φ = 6457247280.

The previous prime is 16616179999. The next prime is 16616180107. The reversal of 16616180042 is 24008161661.

It is a junction number, because it is equal to n+sod(n) for n = 16616179984 and 16616180011.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 9297473 + ... + 9299259.

It is an arithmetic number, because the mean of its divisors is an integer number (490806000).

Almost surely, 2^16616180042 is an apocalyptic number.

16616180042 is a deficient number, since it is larger than the sum of its proper divisors (14795403958).

16616180042 is a wasteful number, since it uses less digits than its factorization.

16616180042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2328 (or 2306 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 16616180042 in words is "sixteen billion, six hundred sixteen million, one hundred eighty thousand, forty-two".