27147576423 has 32 divisors (see below), whose sum is σ = 40457106432. Its totient is φ = 16051276800.

The previous prime is 27147576389. The next prime is 27147576479. The reversal of 27147576423 is 32467574172.

It is not a de Polignac number, because 27147576423 - 2²⁰ = 27146527847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27147576493) 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 31 ways as a sum of consecutive naturals, for example, 457503 + ... + 513423.

It is an arithmetic number, because the mean of its divisors is an integer number (1264284576).

Almost surely, 2^27147576423 is an apocalyptic number.

27147576423 is a deficient number, since it is larger than the sum of its proper divisors (13309530009).

27147576423 is a wasteful number, since it uses less digits than its factorization.

27147576423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56295.

The product of its digits is 1975680, while the sum is 48.

The spelling of 27147576423 in words is "twenty-seven billion, one hundred forty-seven million, five hundred seventy-six thousand, four hundred twenty-three".