255253532120 has 32 divisors (see below), whose sum is σ = 574335262800. Its totient is φ = 102098779008.

The previous prime is 255253532119. The next prime is 255253532123. The reversal of 255253532120 is 21235352552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255253532123) 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 7 ways as a sum of consecutive naturals, for example, 2448011 + ... + 2550149.

Almost surely, 2^255253532120 is an apocalyptic number.

255253532120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

255253532120 is an abundant number, since it is smaller than the sum of its proper divisors (319081730680).

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

255253532120 is a wasteful number, since it uses less digits than its factorization.

255253532120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164627 (or 164623 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 255253532120 its reverse (21235352552), we get a palindrome (276488884672).

The spelling of 255253532120 in words is "two hundred fifty-five billion, two hundred fifty-three million, five hundred thirty-two thousand, one hundred twenty".