538015117056 has 72 divisors (see below), whose sum is σ = 1435406644560. Its totient is φ = 178899787776.

The previous prime is 538015117021. The next prime is 538015117069. The reversal of 538015117056 is 650711510835.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 538015116999 and 538015117017.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 542295 + ... + 1170518.

Almost surely, 2^538015117056 is an apocalyptic number.

It is an amenable number.

538015117056 is an abundant number, since it is smaller than the sum of its proper divisors (897391527504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

538015117056 is a wasteful number, since it uses less digits than its factorization.

538015117056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1713241 (or 1713227 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 42.

The spelling of 538015117056 in words is "five hundred thirty-eight billion, fifteen million, one hundred seventeen thousand, fifty-six".