16765105772 has 12 divisors (see below), whose sum is σ = 30883089720. Its totient is φ = 7941365856.

The previous prime is 16765105733. The next prime is 16765105787. The reversal of 16765105772 is 27750156761.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 110296673 + ... + 110296824.

It is an arithmetic number, because the mean of its divisors is an integer number (2573590810).

Almost surely, 2^16765105772 is an apocalyptic number.

It is an amenable number.

16765105772 is a deficient number, since it is larger than the sum of its proper divisors (14117983948).

16765105772 is a wasteful number, since it uses less digits than its factorization.

16765105772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220593520 (or 220593518 counting only the distinct ones).

The product of its (nonzero) digits is 617400, while the sum is 47.

The spelling of 16765105772 in words is "sixteen billion, seven hundred sixty-five million, one hundred five thousand, seven hundred seventy-two".