225746122621073 has 4 divisors (see below), whose sum is σ = 225754985515008. Its totient is φ = 225737259727140.

The previous prime is 225746122621021. The next prime is 225746122621079. The reversal of 225746122621073 is 370126221647522.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 225746122621073 - 2¹⁰ = 225746122620049 is a prime.

It is a super-2 number, since 2×225746122621073² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225746122621079) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4431408761 + ... + 4431459702.

It is an arithmetic number, because the mean of its divisors is an integer number (56438746378752).

Almost surely, 2^{225746122621073} is an apocalyptic number.

It is an amenable number.

225746122621073 is a deficient number, since it is larger than the sum of its proper divisors (8862893935).

225746122621073 is an equidigital number, since it uses as much as digits as its factorization.

225746122621073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8862893934.

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 225746122621073 in words is "two hundred twenty-five trillion, seven hundred forty-six billion, one hundred twenty-two million, six hundred twenty-one thousand, seventy-three".