27138386230 has 32 divisors (see below), whose sum is σ = 49302074304. Its totient is φ = 10754774016.

The previous prime is 27138386213. The next prime is 27138386243. The reversal of 27138386230 is 3268383172.

It is a super-2 number, since 2×27138386230² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 4362082 + ... + 4368298.

It is an arithmetic number, because the mean of its divisors is an integer number (1540689822).

Almost surely, 2^27138386230 is an apocalyptic number.

27138386230 is a deficient number, since it is larger than the sum of its proper divisors (22163688074).

27138386230 is a wasteful number, since it uses less digits than its factorization.

27138386230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10200.

The product of its (nonzero) digits is 290304, while the sum is 43.

The spelling of 27138386230 in words is "twenty-seven billion, one hundred thirty-eight million, three hundred eighty-six thousand, two hundred thirty".