22006535716 has 45 divisors (see below), whose sum is σ = 42431537505. Its totient is φ = 9986652720.

The previous prime is 22006535713. The next prime is 22006535731. The reversal of 22006535716 is 61753560022.

The square root of 22006535716 is 148346.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 71740900 + 21934794816 = 8470^2 + 148104^2 .

It is a super-2 number, since 2×22006535716² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22006535713) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 35899426 + ... + 35900038.

Almost surely, 2^22006535716 is an apocalyptic number.

22006535716 is the 148346-th square number.

It is an amenable number.

22006535716 is a deficient number, since it is larger than the sum of its proper divisors (20425001789).

22006535716 is an frugal number, since it uses more digits than its factorization.

22006535716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274 (or 626 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 37.

The spelling of 22006535716 in words is "twenty-two billion, six million, five hundred thirty-five thousand, seven hundred sixteen".