16612364554666 has 8 divisors (see below), whose sum is σ = 24987957827040. Its totient is φ = 8283045278988.

The previous prime is 16612364554661. The next prime is 16612364554679. The reversal of 16612364554666 is 66645546321661.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (16612364554661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11568498276 + ... + 11568499711.

It is an arithmetic number, because the mean of its divisors is an integer number (3123494728380).

Almost surely, 2^{16612364554666} is an apocalyptic number.

16612364554666 is a deficient number, since it is larger than the sum of its proper divisors (8375593272374).

16612364554666 is a wasteful number, since it uses less digits than its factorization.

16612364554666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23136998348.

The product of its digits is 111974400, while the sum is 61.

The spelling of 16612364554666 in words is "sixteen trillion, six hundred twelve billion, three hundred sixty-four million, five hundred fifty-four thousand, six hundred sixty-six".