5023253452221 has 6 divisors (see below), whose sum is σ = 7255810542110. Its totient is φ = 3348835634808.

The previous prime is 5023253452159. The next prime is 5023253452237. The reversal of 5023253452221 is 1222543523205.

It is a happy number.

5023253452221 is a `hidden beast` number, since 50 + 2 + 3 + 2 + 534 + 52 + 2 + 21 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4052929949721 + 970323502500 = 2013189^2 + 985050^2 .

It is not a de Polignac number, because 5023253452221 - 2⁷ = 5023253452093 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 (5023253450221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 279069636226 + ... + 279069636243.

Almost surely, 2^{5023253452221} is an apocalyptic number.

It is an amenable number.

5023253452221 is a deficient number, since it is larger than the sum of its proper divisors (2232557089889).

5023253452221 is a wasteful number, since it uses less digits than its factorization.

5023253452221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558139272475 (or 558139272472 counting only the distinct ones).

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

Adding to 5023253452221 its reverse (1222543523205), we get a palindrome (6245796975426).

The spelling of 5023253452221 in words is "five trillion, twenty-three billion, two hundred fifty-three million, four hundred fifty-two thousand, two hundred twenty-one".