225953506451 has 4 divisors (see below), whose sum is σ = 226272200400. Its totient is φ = 225634812504.

The previous prime is 225953506433. The next prime is 225953506511. The reversal of 225953506451 is 154605359522.

225953506451 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 225953506451 - 2²⁶ = 225886397587 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 225953506396 and 225953506405.

It is not an unprimeable number, because it can be changed into a prime (225953506421) 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, 159345911 + ... + 159347328.

It is an arithmetic number, because the mean of its divisors is an integer number (56568050100).

Almost surely, 2^225953506451 is an apocalyptic number.

225953506451 is a deficient number, since it is larger than the sum of its proper divisors (318693949).

225953506451 is an equidigital number, since it uses as much as digits as its factorization.

225953506451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318693948.

The product of its (nonzero) digits is 1620000, while the sum is 47.

The spelling of 225953506451 in words is "two hundred twenty-five billion, nine hundred fifty-three million, five hundred six thousand, four hundred fifty-one".