16006550572 has 6 divisors (see below), whose sum is σ = 28011463508. Its totient is φ = 8003275284.

The previous prime is 16006550503. The next prime is 16006550603. The reversal of 16006550572 is 27505560061.

It is a super-2 number, since 2×16006550572² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000818818 + ... + 2000818825.

Almost surely, 2^16006550572 is an apocalyptic number.

It is an amenable number.

16006550572 is a deficient number, since it is larger than the sum of its proper divisors (12004912936).

16006550572 is a wasteful number, since it uses less digits than its factorization.

16006550572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4001637647 (or 4001637645 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 16006550572 in words is "sixteen billion, six million, five hundred fifty thousand, five hundred seventy-two".