255452254551 has 32 divisors (see below), whose sum is σ = 408220048320. Its totient is φ = 156946470912.

The previous prime is 255452254507. The next prime is 255452254639. The reversal of 255452254551 is 155452254552.

255452254551 is a `hidden beast` number, since 2 + 5 + 5 + 4 + 52 + 2 + 545 + 51 = 666.

255452254551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255452254551 - 2³⁰ = 254378512727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 255452254497 and 255452254506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255452204551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373210 + ... + 806343.

It is an arithmetic number, because the mean of its divisors is an integer number (12756876510).

Almost surely, 2^255452254551 is an apocalyptic number.

255452254551 is a deficient number, since it is larger than the sum of its proper divisors (152767793769).

255452254551 is a wasteful number, since it uses less digits than its factorization.

255452254551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1180192 (or 1180186 counting only the distinct ones).

The product of its digits is 2000000, while the sum is 45.

Subtracting from 255452254551 its reverse (155452254552), we obtain a palindrome (99999999999).

The spelling of 255452254551 in words is "two hundred fifty-five billion, four hundred fifty-two million, two hundred fifty-four thousand, five hundred fifty-one".