22705671958745 has 8 divisors (see below), whose sum is σ = 27250173111816. Its totient is φ = 18162293059456.

The previous prime is 22705671958727. The next prime is 22705671958747. The reversal of 22705671958745 is 54785917650722.

It can be written as a sum of positive squares in 4 ways, for example, as 6048466365769 + 16657205592976 = 2459363^2 + 4081324^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22705671958745 - 2¹⁰ = 22705671957721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22705671958747) 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, 280518932 + ... + 280599861.

It is an arithmetic number, because the mean of its divisors is an integer number (3406271638977).

Almost surely, 2^{22705671958745} is an apocalyptic number.

It is an amenable number.

22705671958745 is a deficient number, since it is larger than the sum of its proper divisors (4544501153071).

22705671958745 is an equidigital number, since it uses as much as digits as its factorization.

22705671958745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561126891.

The product of its (nonzero) digits is 296352000, while the sum is 68.

The spelling of 22705671958745 in words is "twenty-two trillion, seven hundred five billion, six hundred seventy-one million, nine hundred fifty-eight thousand, seven hundred forty-five".