5286678138 has 64 divisors (see below), whose sum is σ = 13436640000. Its totient is φ = 1509337152.

The previous prime is 5286678127. The next prime is 5286678151. The reversal of 5286678138 is 8318766825.

5286678138 is a `hidden beast` number, since 528 + 6 + 6 + 7 + 81 + 38 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 581008 + ... + 590036.

It is an arithmetic number, because the mean of its divisors is an integer number (209947500).

Almost surely, 2^5286678138 is an apocalyptic number.

5286678138 is an abundant number, since it is smaller than the sum of its proper divisors (8149961862).

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

5286678138 is a wasteful number, since it uses less digits than its factorization.

5286678138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10596 (or 10590 counting only the distinct ones).

The product of its digits is 3870720, while the sum is 54.

The square root of 5286678138 is about 72709.5464021060. The cubic root of 5286678138 is about 1742.0513677539.

The spelling of 5286678138 in words is "five billion, two hundred eighty-six million, six hundred seventy-eight thousand, one hundred thirty-eight".