255552778053 has 6 divisors (see below), whose sum is σ = 369131790534. Its totient is φ = 170368518696.

The previous prime is 255552778021. The next prime is 255552778079. The reversal of 255552778053 is 350877255552.

255552778053 is a `hidden beast` number, since 2 + 5 + 5 + 552 + 7 + 7 + 80 + 5 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 149145033249 + 106407744804 = 386193^2 + 326202^2 .

It is not a de Polignac number, because 255552778053 - 2⁵ = 255552778021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255552778853) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14197376550 + ... + 14197376567.

It is an arithmetic number, because the mean of its divisors is an integer number (61521965089).

Almost surely, 2^255552778053 is an apocalyptic number.

It is an amenable number.

255552778053 is a deficient number, since it is larger than the sum of its proper divisors (113579012481).

255552778053 is a wasteful number, since it uses less digits than its factorization.

255552778053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28394753123 (or 28394753120 counting only the distinct ones).

The product of its (nonzero) digits is 14700000, while the sum is 54.

The spelling of 255552778053 in words is "two hundred fifty-five billion, five hundred fifty-two million, seven hundred seventy-eight thousand, fifty-three".