22273266782272 has 56 divisors (see below), whose sum is σ = 48217514436000. Its totient is φ = 10124011868160.

The previous prime is 22273266782171. The next prime is 22273266782329. The reversal of 22273266782272 is 27228766237222.

It is a happy number.

It is a super-2 number, since 2×22273266782272² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38756479 + ... + 39326977.

It is an arithmetic number, because the mean of its divisors is an integer number (861027043500).

Almost surely, 2^{22273266782272} is an apocalyptic number.

22273266782272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22273266782272 is an abundant number, since it is smaller than the sum of its proper divisors (25944247653728).

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

22273266782272 is a wasteful number, since it uses less digits than its factorization.

22273266782272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625979 (or 625969 counting only the distinct ones).

The product of its digits is 37933056, while the sum is 58.

The spelling of 22273266782272 in words is "twenty-two trillion, two hundred seventy-three billion, two hundred sixty-six million, seven hundred eighty-two thousand, two hundred seventy-two".