254532325221 has 48 divisors (see below), whose sum is σ = 379416838320. Its totient is φ = 164307087360.

The previous prime is 254532325183. The next prime is 254532325231. The reversal of 254532325221 is 122523235452.

It is a happy number.

254532325221 is a `hidden beast` number, since 2 + 54 + 53 + 2 + 32 + 522 + 1 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 50240981025 + 204291344196 = 224145^2 + 451986^2 .

It is not a de Polignac number, because 254532325221 - 2¹¹ = 254532323173 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (254532325231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79316665 + ... + 79319873.

It is an arithmetic number, because the mean of its divisors is an integer number (7904517465).

Almost surely, 2^254532325221 is an apocalyptic number.

It is an amenable number.

254532325221 is a deficient number, since it is larger than the sum of its proper divisors (124884513099).

254532325221 is a wasteful number, since it uses less digits than its factorization.

254532325221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4326 (or 4323 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The spelling of 254532325221 in words is "two hundred fifty-four billion, five hundred thirty-two million, three hundred twenty-five thousand, two hundred twenty-one".