27533457804 has 12 divisors (see below), whose sum is σ = 64244734904. Its totient is φ = 9177819264.

The previous prime is 27533457769. The next prime is 27533457827. The reversal of 27533457804 is 40875433572.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147227397 + ... + 1147227420.

Almost surely, 2^27533457804 is an apocalyptic number.

It is an amenable number.

27533457804 is an abundant number, since it is smaller than the sum of its proper divisors (36711277100).

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

27533457804 is a wasteful number, since it uses less digits than its factorization.

27533457804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2294454824 (or 2294454822 counting only the distinct ones).

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 27533457804 in words is "twenty-seven billion, five hundred thirty-three million, four hundred fifty-seven thousand, eight hundred four".