16509292950795 has 32 divisors (see below), whose sum is σ = 27846440486400. Its totient is φ = 8329142836224.

The previous prime is 16509292950791. The next prime is 16509292950797. The reversal of 16509292950795 is 59705929290561.

It is not a de Polignac number, because 16509292950795 - 2² = 16509292950791 is a prime.

It is a super-2 number, since 2×16509292950795² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16509292950791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42844855 + ... + 43228464.

It is an arithmetic number, because the mean of its divisors is an integer number (870201265200).

Almost surely, 2^{16509292950795} is an apocalyptic number.

16509292950795 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16509292950795 is a deficient number, since it is larger than the sum of its proper divisors (11337147535605).

16509292950795 is a wasteful number, since it uses less digits than its factorization.

16509292950795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86074019.

The product of its (nonzero) digits is 137781000, while the sum is 69.

The spelling of 16509292950795 in words is "sixteen trillion, five hundred nine billion, two hundred ninety-two million, nine hundred fifty thousand, seven hundred ninety-five".