16227371572 has 24 divisors (see below), whose sum is σ = 30016595840. Its totient is φ = 7654746240.

The previous prime is 16227371551. The next prime is 16227371581. The reversal of 16227371572 is 27517372261.

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, 424668 + ... + 461299.

Almost surely, 2^16227371572 is an apocalyptic number.

It is an amenable number.

16227371572 is a deficient number, since it is larger than the sum of its proper divisors (13789224268).

16227371572 is a wasteful number, since it uses less digits than its factorization.

16227371572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886231 (or 886229 counting only the distinct ones).

The product of its digits is 246960, while the sum is 43.

The spelling of 16227371572 in words is "sixteen billion, two hundred twenty-seven million, three hundred seventy-one thousand, five hundred seventy-two".