27000463509 has 32 divisors (see below), whose sum is σ = 41955939840. Its totient is φ = 17141150016.

The previous prime is 27000463507. The next prime is 27000463517. The reversal of 27000463509 is 90536400072.

It is not a de Polignac number, because 27000463509 - 2¹ = 27000463507 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27000463507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240574 + ... + 334479.

It is an arithmetic number, because the mean of its divisors is an integer number (1311123120).

Almost surely, 2^27000463509 is an apocalyptic number.

It is an amenable number.

27000463509 is a deficient number, since it is larger than the sum of its proper divisors (14955476331).

27000463509 is a wasteful number, since it uses less digits than its factorization.

27000463509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575146 (or 575140 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The spelling of 27000463509 in words is "twenty-seven billion, four hundred sixty-three thousand, five hundred nine".