22067662272 has 56 divisors (see below), whose sum is σ = 58552939536. Its totient is φ = 7335026688.

The previous prime is 22067662261. The next prime is 22067662273. The reversal of 22067662272 is 27226676022.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22067662273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95023 + ... + 230574.

It is an arithmetic number, because the mean of its divisors is an integer number (1045588206).

Almost surely, 2^22067662272 is an apocalyptic number.

It is an amenable number.

22067662272 is an abundant number, since it is smaller than the sum of its proper divisors (36485277264).

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

22067662272 is a wasteful number, since it uses less digits than its factorization.

22067662272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325965 (or 325955 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 22067662272 in words is "twenty-two billion, sixty-seven million, six hundred sixty-two thousand, two hundred seventy-two".