253254133321 has 32 divisors (see below), whose sum is σ = 307042202880. Its totient is φ = 204260582400.

The previous prime is 253254133291. The next prime is 253254133333. The reversal of 253254133321 is 123331452352.

It is not a de Polignac number, because 253254133321 - 2⁵ = 253254133289 is a prime.

It is not an unprimeable number, because it can be changed into a prime (253254133351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8065965 + ... + 8097301.

It is an arithmetic number, because the mean of its divisors is an integer number (9595068840).

Almost surely, 2^253254133321 is an apocalyptic number.

It is an amenable number.

253254133321 is a deficient number, since it is larger than the sum of its proper divisors (53788069559).

253254133321 is a wasteful number, since it uses less digits than its factorization.

253254133321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32385.

The product of its digits is 64800, while the sum is 34.

Adding to 253254133321 its reverse (123331452352), we get a palindrome (376585585673).

The spelling of 253254133321 in words is "two hundred fifty-three billion, two hundred fifty-four million, one hundred thirty-three thousand, three hundred twenty-one".