16021587822 has 16 divisors (see below), whose sum is σ = 32050045440. Its totient is φ = 5339384312.

The previous prime is 16021587793. The next prime is 16021587833. The reversal of 16021587822 is 22878512061.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255672 + ... + 312107.

It is an arithmetic number, because the mean of its divisors is an integer number (2003127840).

Almost surely, 2^16021587822 is an apocalyptic number.

16021587822 is an abundant number, since it is smaller than the sum of its proper divisors (16028457618).

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

16021587822 is a wasteful number, since it uses less digits than its factorization.

16021587822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 572487.

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 16021587822 in words is "sixteen billion, twenty-one million, five hundred eighty-seven thousand, eight hundred twenty-two".