22148263785 has 16 divisors (see below), whose sum is σ = 36191206656. Its totient is φ = 11561079168.

The previous prime is 22148263741. The next prime is 22148263789. The reversal of 22148263785 is 58736284122.

It is not a de Polignac number, because 22148263785 - 2¹⁸ = 22148001641 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22148263789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15707284 + ... + 15708693.

It is an arithmetic number, because the mean of its divisors is an integer number (2261950416).

Almost surely, 2^22148263785 is an apocalyptic number.

It is an amenable number.

22148263785 is a deficient number, since it is larger than the sum of its proper divisors (14042942871).

22148263785 is a wasteful number, since it uses less digits than its factorization.

22148263785 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31416032.

The product of its digits is 1290240, while the sum is 48.

The spelling of 22148263785 in words is "twenty-two billion, one hundred forty-eight million, two hundred sixty-three thousand, seven hundred eighty-five".