147421444177225 has 6 divisors (see below), whose sum is σ = 182802590779790. Its totient is φ = 117937155341760.

The previous prime is 147421444177207. The next prime is 147421444177289. The reversal of 147421444177225 is 522771444124741.

It can be written as a sum of positive squares in 3 ways, for example, as 22901086818064 + 124520357359161 = 4785508^2 + 11158869^2 .

It is not a de Polignac number, because 147421444177225 - 2¹¹ = 147421444175177 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2948428883520 + ... + 2948428883569.

Almost surely, 2^{147421444177225} is an apocalyptic number.

It is an amenable number.

147421444177225 is a deficient number, since it is larger than the sum of its proper divisors (35381146602565).

147421444177225 is an equidigital number, since it uses as much as digits as its factorization.

147421444177225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5896857767099 (or 5896857767094 counting only the distinct ones).

The product of its digits is 14049280, while the sum is 55.

The spelling of 147421444177225 in words is "one hundred forty-seven trillion, four hundred twenty-one billion, four hundred forty-four million, one hundred seventy-seven thousand, two hundred twenty-five".