22445446020272 has 40 divisors (see below), whose sum is σ = 47456900153280. Its totient is φ = 10199165948480.

The previous prime is 22445446020271. The next prime is 22445446020317. The reversal of 22445446020272 is 27202064454422.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (22445446020271) 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, 20140322 + ... + 21225537.

It is an arithmetic number, because the mean of its divisors is an integer number (1186422503832).

Almost surely, 2^{22445446020272} is an apocalyptic number.

22445446020272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22445446020272 is an abundant number, since it is smaller than the sum of its proper divisors (25011454133008).

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

22445446020272 is a wasteful number, since it uses less digits than its factorization.

22445446020272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41368961 (or 41368955 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 44.

The spelling of 22445446020272 in words is "twenty-two trillion, four hundred forty-five billion, four hundred forty-six million, twenty thousand, two hundred seventy-two".