27453240804 has 96 divisors (see below), whose sum is σ = 72350812800. Its totient is φ = 8025615360.

The previous prime is 27453240791. The next prime is 27453240817. The reversal of 27453240804 is 40804235472.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (27453240791) and next prime (27453240817).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6386784 + ... + 6391080.

It is an arithmetic number, because the mean of its divisors is an integer number (753654300).

Almost surely, 2^27453240804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27453240804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36175406400).

27453240804 is an abundant number, since it is smaller than the sum of its proper divisors (44897571996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27453240804 is a wasteful number, since it uses less digits than its factorization.

27453240804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6013 (or 6011 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 39.

The spelling of 27453240804 in words is "twenty-seven billion, four hundred fifty-three million, two hundred forty thousand, eight hundred four".