16506205151 has 8 divisors (see below), whose sum is σ = 16795017600. Its totient is φ = 16217694360.

The previous prime is 16506205117. The next prime is 16506205153. The reversal of 16506205151 is 15150260561.

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 16506205151 - 2³⁰ = 15432463327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16506205153) 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, 36416 + ... + 185306.

It is an arithmetic number, because the mean of its divisors is an integer number (2099377200).

Almost surely, 2^16506205151 is an apocalyptic number.

16506205151 is a deficient number, since it is larger than the sum of its proper divisors (288812449).

16506205151 is a wasteful number, since it uses less digits than its factorization.

16506205151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150829.

The product of its (nonzero) digits is 9000, while the sum is 32.

The spelling of 16506205151 in words is "sixteen billion, five hundred six million, two hundred five thousand, one hundred fifty-one".