22610223745 has 4 divisors (see below), whose sum is σ = 27132268500. Its totient is φ = 18088178992.

The previous prime is 22610223743. The next prime is 22610223787. The reversal of 22610223745 is 54732201622.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9462620176 + 13147603569 = 97276^2 + 114663^2 .

It is a cyclic number.

It is not a de Polignac number, because 22610223745 - 2¹ = 22610223743 is a prime.

It is a super-2 number, since 2×22610223745² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22610223745.

It is not an unprimeable number, because it can be changed into a prime (22610223743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2261022370 + ... + 2261022379.

It is an arithmetic number, because the mean of its divisors is an integer number (6783067125).

Almost surely, 2^22610223745 is an apocalyptic number.

It is an amenable number.

22610223745 is a deficient number, since it is larger than the sum of its proper divisors (4522044755).

22610223745 is an equidigital number, since it uses as much as digits as its factorization.

22610223745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4522044754.

The product of its (nonzero) digits is 40320, while the sum is 34.

The spelling of 22610223745 in words is "twenty-two billion, six hundred ten million, two hundred twenty-three thousand, seven hundred forty-five".