253254230520 has 32 divisors (see below), whose sum is σ = 759762691920. Its totient is φ = 67534461440.

The previous prime is 253254230461. The next prime is 253254230527. The reversal of 253254230520 is 25032452352.

253254230520 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253254230527) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1055225841 + ... + 1055226080.

Almost surely, 2^253254230520 is an apocalyptic number.

253254230520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

253254230520 is an abundant number, since it is smaller than the sum of its proper divisors (506508461400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

253254230520 is a wasteful number, since it uses less digits than its factorization.

253254230520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2110451935 (or 2110451931 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 33.

Adding to 253254230520 its reverse (25032452352), we get a palindrome (278286682872).

The spelling of 253254230520 in words is "two hundred fifty-three billion, two hundred fifty-four million, two hundred thirty thousand, five hundred twenty".