16537766163 has 8 divisors (see below), whose sum is σ = 22052414400. Its totient is φ = 11024147688.

The previous prime is 16537766149. The next prime is 16537766173. The reversal of 16537766163 is 36166773561.

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

It is not a de Polignac number, because 16537766163 - 2⁶ = 16537766099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16537766123) 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, 219153 + ... + 284786.

It is an arithmetic number, because the mean of its divisors is an integer number (2756551800).

Almost surely, 2^16537766163 is an apocalyptic number.

16537766163 is a deficient number, since it is larger than the sum of its proper divisors (5514648237).

16537766163 is a wasteful number, since it uses less digits than its factorization.

16537766163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514881.

The product of its digits is 2857680, while the sum is 51.

It can be divided in two parts, 165377 and 66163, that added together give a triangular number (231540 = T₆₈₀).

The spelling of 16537766163 in words is "sixteen billion, five hundred thirty-seven million, seven hundred sixty-six thousand, one hundred sixty-three".