538305255 has 48 divisors (see below), whose sum is σ = 997873344. Its totient is φ = 267494400.

The previous prime is 538305239. The next prime is 538305281. The reversal of 538305255 is 552503835.

538305255 is a `hidden beast` number, since 53 + 83 + 0 + 525 + 5 = 666.

It is not a de Polignac number, because 538305255 - 2⁴ = 538305239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 73782 + ... + 80748.

It is an arithmetic number, because the mean of its divisors is an integer number (20789028).

Almost surely, 2^538305255 is an apocalyptic number.

538305255 is a deficient number, since it is larger than the sum of its proper divisors (459568089).

538305255 is a wasteful number, since it uses less digits than its factorization.

538305255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7096 (or 7093 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 538305255 is about 23201.4063151353. The cubic root of 538305255 is about 813.4724948696.

The spelling of 538305255 in words is "five hundred thirty-eight million, three hundred five thousand, two hundred fifty-five".