27484038473 has 8 divisors (see below), whose sum is σ = 27540879240. Its totient is φ = 27427230720.

The previous prime is 27484038457. The next prime is 27484038481. The reversal of 27484038473 is 37483048472.

It can be written as a sum of positive squares in 4 ways, for example, as 8898714889 + 18585323584 = 94333^2 + 136328^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27484038473 - 2⁴ = 27484038457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27484038073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2295683 + ... + 2307623.

It is an arithmetic number, because the mean of its divisors is an integer number (3442609905).

Almost surely, 2^27484038473 is an apocalyptic number.

It is an amenable number.

27484038473 is a deficient number, since it is larger than the sum of its proper divisors (56840767).

27484038473 is a wasteful number, since it uses less digits than its factorization.

27484038473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16507.

The product of its (nonzero) digits is 3612672, while the sum is 50.

Subtracting 27484038473 from its reverse (37483048472), we obtain a palindrome (9999009999).

It can be divided in two parts, 274840 and 38473, that added together give a palindrome (313313).

The spelling of 27484038473 in words is "twenty-seven billion, four hundred eighty-four million, thirty-eight thousand, four hundred seventy-three".