22230616745 has 8 divisors (see below), whose sum is σ = 26846656584. Its totient is φ = 17671215744.

The previous prime is 22230616717. The next prime is 22230616753. The reversal of 22230616745 is 54761603222.

It can be written as a sum of positive squares in 4 ways, for example, as 368332864 + 21862283881 = 19192^2 + 147859^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22230616745 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22230616699 and 22230616708.

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, 14158844 + ... + 14160413.

It is an arithmetic number, because the mean of its divisors is an integer number (3355832073).

Almost surely, 2^22230616745 is an apocalyptic number.

It is an amenable number.

22230616745 is a deficient number, since it is larger than the sum of its proper divisors (4616039839).

22230616745 is a wasteful number, since it uses less digits than its factorization.

22230616745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28319419.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 22230616745 in words is "twenty-two billion, two hundred thirty million, six hundred sixteen thousand, seven hundred forty-five".