27867038331 has 16 divisors (see below), whose sum is σ = 40776599808. Its totient is φ = 16787978400.

The previous prime is 27867038293. The next prime is 27867038341. The reversal of 27867038331 is 13383076872.

It is not a de Polignac number, because 27867038331 - 2¹¹ = 27867036283 is a prime.

It is a super-2 number, since 2×27867038331² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27867038341) by changing a digit.

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, 2522800 + ... + 2533821.

It is an arithmetic number, because the mean of its divisors is an integer number (2548537488).

Almost surely, 2^27867038331 is an apocalyptic number.

27867038331 is a deficient number, since it is larger than the sum of its proper divisors (12909561477).

27867038331 is a wasteful number, since it uses less digits than its factorization.

27867038331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056802.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 27867038331 in words is "twenty-seven billion, eight hundred sixty-seven million, thirty-eight thousand, three hundred thirty-one".