27234615155 has 16 divisors (see below), whose sum is σ = 36005590368. Its totient is φ = 19610880000.

The previous prime is 27234615127. The next prime is 27234615157. The reversal of 27234615155 is 55151643272.

It is not a de Polignac number, because 27234615155 - 2¹⁸ = 27234353011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27234615157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445806 + ... + 2456915.

It is an arithmetic number, because the mean of its divisors is an integer number (2250349398).

Almost surely, 2^27234615155 is an apocalyptic number.

27234615155 is a deficient number, since it is larger than the sum of its proper divisors (8770975213).

27234615155 is a wasteful number, since it uses less digits than its factorization.

27234615155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4902838.

The product of its digits is 252000, while the sum is 41.

The spelling of 27234615155 in words is "twenty-seven billion, two hundred thirty-four million, six hundred fifteen thousand, one hundred fifty-five".