16514156805 has 8 divisors (see below), whose sum is σ = 26422650912. Its totient is φ = 8807550288.

The previous prime is 16514156759. The next prime is 16514156809. The reversal of 16514156805 is 50865141561.

It is a happy number.

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

It is not a de Polignac number, because 16514156805 - 2⁹ = 16514156293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16514156809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550471879 + ... + 550471908.

It is an arithmetic number, because the mean of its divisors is an integer number (3302831364).

Almost surely, 2^16514156805 is an apocalyptic number.

16514156805 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16514156805 is a deficient number, since it is larger than the sum of its proper divisors (9908494107).

16514156805 is a wasteful number, since it uses less digits than its factorization.

16514156805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1100943795.

The product of its (nonzero) digits is 144000, while the sum is 42.

The spelling of 16514156805 in words is "sixteen billion, five hundred fourteen million, one hundred fifty-six thousand, eight hundred five".