27464497485 has 32 divisors (see below), whose sum is σ = 44267565312. Its totient is φ = 14539799040.

The previous prime is 27464497483. The next prime is 27464497519. The reversal of 27464497485 is 58479446472.

It is not a de Polignac number, because 27464497485 - 2¹ = 27464497483 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27464497483) 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, 2578120 + ... + 2588750.

It is an arithmetic number, because the mean of its divisors is an integer number (1383361416).

Almost surely, 2^27464497485 is an apocalyptic number.

It is an amenable number.

27464497485 is a deficient number, since it is larger than the sum of its proper divisors (16803067827).

27464497485 is a wasteful number, since it uses less digits than its factorization.

27464497485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11893.

The product of its digits is 54190080, while the sum is 60.

The spelling of 27464497485 in words is "twenty-seven billion, four hundred sixty-four million, four hundred ninety-seven thousand, four hundred eighty-five".