255535456774 has 8 divisors (see below), whose sum is σ = 412788045600. Its totient is φ = 117939441576.

The previous prime is 255535456741. The next prime is 255535456793. The reversal of 255535456774 is 477654535552.

255535456774 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4914143374 + ... + 4914143425.

It is an arithmetic number, because the mean of its divisors is an integer number (51598505700).

Almost surely, 2^255535456774 is an apocalyptic number.

255535456774 is a deficient number, since it is larger than the sum of its proper divisors (157252588826).

255535456774 is a wasteful number, since it uses less digits than its factorization.

255535456774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9828286814.

The product of its digits is 88200000, while the sum is 58.

The spelling of 255535456774 in words is "two hundred fifty-five billion, five hundred thirty-five million, four hundred fifty-six thousand, seven hundred seventy-four".