538367402187 has 24 divisors (see below), whose sum is σ = 789311736720. Its totient is φ = 353526338880.

The previous prime is 538367402171. The next prime is 538367402201. The reversal of 538367402187 is 781204763835.

It is a happy number.

538367402187 is a `hidden beast` number, since 5 + 383 + 6 + 7 + 40 + 218 + 7 = 666.

538367402187 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 538367402187 - 2⁴ = 538367402171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (538367402107) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9656989 + ... + 9712577.

It is an arithmetic number, because the mean of its divisors is an integer number (32887989030).

Almost surely, 2^538367402187 is an apocalyptic number.

538367402187 is a deficient number, since it is larger than the sum of its proper divisors (250944334533).

538367402187 is a wasteful number, since it uses less digits than its factorization.

538367402187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71723 (or 71720 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 538367402187 in words is "five hundred thirty-eight billion, three hundred sixty-seven million, four hundred two thousand, one hundred eighty-seven".