22014781745 has 24 divisors (see below), whose sum is σ = 30039002280. Its totient is φ = 15458643200.

The previous prime is 22014781741. The next prime is 22014781751. The reversal of 22014781745 is 54718741022.

It can be written as a sum of positive squares in 4 ways, for example, as 9346829041 + 12667952704 = 96679^2 + 112552^2 .

It is not a de Polignac number, because 22014781745 - 2² = 22014781741 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22014781741) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 609836 + ... + 644925.

It is an arithmetic number, because the mean of its divisors is an integer number (1251625095).

Almost surely, 2^22014781745 is an apocalyptic number.

It is an amenable number.

22014781745 is a deficient number, since it is larger than the sum of its proper divisors (8024220535).

22014781745 is a wasteful number, since it uses less digits than its factorization.

22014781745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254817 (or 1254806 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The spelling of 22014781745 in words is "twenty-two billion, fourteen million, seven hundred eighty-one thousand, seven hundred forty-five".