255252775553 has 4 divisors (see below), whose sum is σ = 255541850928. Its totient is φ = 254963700180.

The previous prime is 255252775529. The next prime is 255252775559. The reversal of 255252775553 is 355577252552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 255252775553 - 2¹⁴ = 255252759169 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 255252775495 and 255252775504.

It is not an unprimeable number, because it can be changed into a prime (255252775559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144536363 + ... + 144538128.

It is an arithmetic number, because the mean of its divisors is an integer number (63885462732).

Almost surely, 2^255252775553 is an apocalyptic number.

It is an amenable number.

255252775553 is a deficient number, since it is larger than the sum of its proper divisors (289075375).

255252775553 is an equidigital number, since it uses as much as digits as its factorization.

255252775553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289075374.

The product of its digits is 18375000, while the sum is 53.

The spelling of 255252775553 in words is "two hundred fifty-five billion, two hundred fifty-two million, seven hundred seventy-five thousand, five hundred fifty-three".