16685382522 has 64 divisors (see below), whose sum is σ = 36262287360. Its totient is φ = 5102328000.

The previous prime is 16685382463. The next prime is 16685382523. The reversal of 16685382522 is 22528358661.

It is not an unprimeable number, because it can be changed into a prime (16685382523) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590497 + ... + 618107.

It is an arithmetic number, because the mean of its divisors is an integer number (566598240).

Almost surely, 2^16685382522 is an apocalyptic number.

16685382522 is an abundant number, since it is smaller than the sum of its proper divisors (19576904838).

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

16685382522 is a wasteful number, since it uses less digits than its factorization.

16685382522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27819.

The product of its digits is 1382400, while the sum is 48.

The spelling of 16685382522 in words is "sixteen billion, six hundred eighty-five million, three hundred eighty-two thousand, five hundred twenty-two".