225626791699 has 4 divisors (see below), whose sum is σ = 228161924280. Its totient is φ = 223091659120.

The previous prime is 225626791669. The next prime is 225626791769. The reversal of 225626791699 is 996197626522.

225626791699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 225626791699 - 2¹³ = 225626783507 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225626791699.

It is not an unprimeable number, because it can be changed into a prime (225626791609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1267566157 + ... + 1267566334.

It is an arithmetic number, because the mean of its divisors is an integer number (57040481070).

Almost surely, 2^225626791699 is an apocalyptic number.

225626791699 is a deficient number, since it is larger than the sum of its proper divisors (2535132581).

225626791699 is an equidigital number, since it uses as much as digits as its factorization.

225626791699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2535132580.

The product of its digits is 44089920, while the sum is 64.

The spelling of 225626791699 in words is "two hundred twenty-five billion, six hundred twenty-six million, seven hundred ninety-one thousand, six hundred ninety-nine".