16500165051 has 8 divisors (see below), whose sum is σ = 22111897104. Its totient is φ = 10944271520.

The previous prime is 16500165029. The next prime is 16500165053. The reversal of 16500165051 is 15056100561.

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

It is a cyclic number.

It is not a de Polignac number, because 16500165051 - 2¹⁴ = 16500148667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16500165053) 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, 13958940 + ... + 13960121.

It is an arithmetic number, because the mean of its divisors is an integer number (2763987138).

Almost surely, 2^16500165051 is an apocalyptic number.

16500165051 is a deficient number, since it is larger than the sum of its proper divisors (5611732053).

16500165051 is a wasteful number, since it uses less digits than its factorization.

16500165051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27919261.

The product of its (nonzero) digits is 4500, while the sum is 30.

The spelling of 16500165051 in words is "sixteen billion, five hundred million, one hundred sixty-five thousand, fifty-one".