22247274747 has 16 divisors (see below), whose sum is σ = 29963911680. Its totient is φ = 14681148000.

The previous prime is 22247274739. The next prime is 22247274787. The reversal of 22247274747 is 74747274222.

It is not a de Polignac number, because 22247274747 - 2³ = 22247274739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22247274696 and 22247274705.

It is not an unprimeable number, because it can be changed into a prime (22247274787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2048622 + ... + 2059452.

It is an arithmetic number, because the mean of its divisors is an integer number (1872744480).

Almost surely, 2^22247274747 is an apocalyptic number.

22247274747 is a deficient number, since it is larger than the sum of its proper divisors (7716636933).

22247274747 is a wasteful number, since it uses less digits than its factorization.

22247274747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17714.

The product of its digits is 2458624, while the sum is 48.

The spelling of 22247274747 in words is "twenty-two billion, two hundred forty-seven million, two hundred seventy-four thousand, seven hundred forty-seven".