22280708272 has 20 divisors (see below), whose sum is σ = 43596290016. Its totient is φ = 11030052800.

The previous prime is 22280708251. The next prime is 22280708273. The reversal of 22280708272 is 27280708222.

It is a super-2 number, since 2×22280708272² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22280708273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6892168 + ... + 6895399.

Almost surely, 2^22280708272 is an apocalyptic number.

It is an amenable number.

22280708272 is a deficient number, since it is larger than the sum of its proper divisors (21315581744).

22280708272 is a wasteful number, since it uses less digits than its factorization.

22280708272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13787676 (or 13787670 counting only the distinct ones).

The product of its (nonzero) digits is 100352, while the sum is 40.

The spelling of 22280708272 in words is "twenty-two billion, two hundred eighty million, seven hundred eight thousand, two hundred seventy-two".