22548285913 has 8 divisors (see below), whose sum is σ = 23122521576. Its totient is φ = 21975206400.

The previous prime is 22548285901. The next prime is 22548285931. The reversal of 22548285913 is 31958284522.

It can be written as a sum of positive squares in 4 ways, for example, as 2659671184 + 19888614729 = 51572^2 + 141027^2 .

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 22548285913 - 2¹⁷ = 22548154841 is a prime.

It is a super-2 number, since 2×22548285913² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22548285943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249468 + ... + 327613.

It is an arithmetic number, because the mean of its divisors is an integer number (2890315197).

Almost surely, 2^22548285913 is an apocalyptic number.

It is an amenable number.

22548285913 is a deficient number, since it is larger than the sum of its proper divisors (574235663).

22548285913 is an equidigital number, since it uses as much as digits as its factorization.

22548285913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578075.

The product of its digits is 1382400, while the sum is 49.

The spelling of 22548285913 in words is "twenty-two billion, five hundred forty-eight million, two hundred eighty-five thousand, nine hundred thirteen".