225772641407 has 4 divisors (see below), whose sum is σ = 226311478680. Its totient is φ = 225233804136.

The previous prime is 225772641389. The next prime is 225772641449. The reversal of 225772641407 is 704146277522.

225772641407 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 225772641407 - 2⁸ = 225772641151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225772647407) 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, 269418008 + ... + 269418845.

It is an arithmetic number, because the mean of its divisors is an integer number (56577869670).

Almost surely, 2^225772641407 is an apocalyptic number.

225772641407 is a deficient number, since it is larger than the sum of its proper divisors (538837273).

225772641407 is an equidigital number, since it uses as much as digits as its factorization.

225772641407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538837272.

The product of its (nonzero) digits is 1317120, while the sum is 47.

The spelling of 225772641407 in words is "two hundred twenty-five billion, seven hundred seventy-two million, six hundred forty-one thousand, four hundred seven".