16498772170 has 48 divisors (see below), whose sum is σ = 33186931848. Its totient is φ = 5884369920.

The previous prime is 16498772159. The next prime is 16498772179. The reversal of 16498772170 is 7127789461.

It can be written as a sum of positive squares in 4 ways, for example, as 11228157369 + 5270614801 = 105963^2 + 72599^2 .

It is not an unprimeable number, because it can be changed into a prime (16498772179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 73051 + ... + 195790.

Almost surely, 2^16498772170 is an apocalyptic number.

16498772170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16498772170 is an abundant number, since it is smaller than the sum of its proper divisors (16688159678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16498772170 is a wasteful number, since it uses less digits than its factorization.

16498772170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268903 (or 268884 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 52.

The spelling of 16498772170 in words is "sixteen billion, four hundred ninety-eight million, seven hundred seventy-two thousand, one hundred seventy".