5386138515 has 24 divisors (see below), whose sum is σ = 9512128080. Its totient is φ = 2818405824.

The previous prime is 5386138489. The next prime is 5386138523. The reversal of 5386138515 is 5158316835.

5386138515 is a `hidden beast` number, since 53 + 86 + 1 + 3 + 8 + 515 = 666.

It is not a de Polignac number, because 5386138515 - 2¹² = 5386134419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1126785 + ... + 1131554.

It is an arithmetic number, because the mean of its divisors is an integer number (396338670).

Almost surely, 2^5386138515 is an apocalyptic number.

5386138515 is a deficient number, since it is larger than the sum of its proper divisors (4125989565).

5386138515 is a wasteful number, since it uses less digits than its factorization.

5386138515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2258403 (or 2258400 counting only the distinct ones).

The product of its digits is 432000, while the sum is 45.

The square root of 5386138515 is about 73390.3162208748. The cubic root of 5386138515 is about 1752.9082000391.

The spelling of 5386138515 in words is "five billion, three hundred eighty-six million, one hundred thirty-eight thousand, five hundred fifteen".