16651105165010 has 16 divisors (see below), whose sum is σ = 29972612260800. Its totient is φ = 6660303629616.

The previous prime is 16651105164983. The next prime is 16651105165033. The reversal of 16651105165010 is 1056150115661.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16798670 + ... + 17762249.

It is an arithmetic number, because the mean of its divisors is an integer number (1873288266300).

Almost surely, 2^{16651105165010} is an apocalyptic number.

16651105165010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16651105165010 is a deficient number, since it is larger than the sum of its proper divisors (13321507095790).

16651105165010 is a wasteful number, since it uses less digits than its factorization.

16651105165010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34609105.

The product of its (nonzero) digits is 27000, while the sum is 38.

The spelling of 16651105165010 in words is "sixteen trillion, six hundred fifty-one billion, one hundred five million, one hundred sixty-five thousand, ten".