538126398255 has 32 divisors (see below), whose sum is σ = 911718811584. Its totient is φ = 270097790976.

The previous prime is 538126398169. The next prime is 538126398259. The reversal of 538126398255 is 552893621835.

It is not a de Polignac number, because 538126398255 - 2²⁴ = 538109621039 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 538126398195 and 538126398204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538126398259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3608349 + ... + 3754521.

It is an arithmetic number, because the mean of its divisors is an integer number (28491212862).

Almost surely, 2^538126398255 is an apocalyptic number.

538126398255 is a deficient number, since it is larger than the sum of its proper divisors (373592413329).

538126398255 is a wasteful number, since it uses less digits than its factorization.

538126398255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160635.

The product of its digits is 15552000, while the sum is 57.

The spelling of 538126398255 in words is "five hundred thirty-eight billion, one hundred twenty-six million, three hundred ninety-eight thousand, two hundred fifty-five".