27027297543 has 16 divisors (see below), whose sum is σ = 36137863296. Its totient is φ = 17967512160.

The previous prime is 27027297509. The next prime is 27027297571. The reversal of 27027297543 is 34579272072.

It is not a de Polignac number, because 27027297543 - 2¹⁴ = 27027281159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27027297492 and 27027297501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27027297643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2968428 + ... + 2977518.

It is an arithmetic number, because the mean of its divisors is an integer number (2258616456).

Almost surely, 2^27027297543 is an apocalyptic number.

27027297543 is a deficient number, since it is larger than the sum of its proper divisors (9110565753).

27027297543 is a wasteful number, since it uses less digits than its factorization.

27027297543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11774.

The product of its (nonzero) digits is 1481760, while the sum is 48.

The spelling of 27027297543 in words is "twenty-seven billion, twenty-seven million, two hundred ninety-seven thousand, five hundred forty-three".