27264477385 has 16 divisors (see below), whose sum is σ = 32797207296. Its totient is φ = 21758430528.

The previous prime is 27264477377. The next prime is 27264477389. The reversal of 27264477385 is 58377446272.

It is a cyclic number.

It is not a de Polignac number, because 27264477385 - 2³ = 27264477377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27264477389) 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, 3779452 + ... + 3786658.

It is an arithmetic number, because the mean of its divisors is an integer number (2049825456).

Almost surely, 2^27264477385 is an apocalyptic number.

It is an amenable number.

27264477385 is a deficient number, since it is larger than the sum of its proper divisors (5532729911).

27264477385 is an equidigital number, since it uses as much as digits as its factorization.

27264477385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8952.

The product of its digits is 15805440, while the sum is 55.

The spelling of 27264477385 in words is "twenty-seven billion, two hundred sixty-four million, four hundred seventy-seven thousand, three hundred eighty-five".