27871333284 has 12 divisors (see below), whose sum is σ = 65033111024. Its totient is φ = 9290444424.

The previous prime is 27871333199. The next prime is 27871333313. The reversal of 27871333284 is 48233317872.

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

It is a super-2 number, since 2×27871333284² (a number of 22 digits) contains 22 as substring.

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, 1161305542 + ... + 1161305565.

Almost surely, 2^27871333284 is an apocalyptic number.

It is an amenable number.

27871333284 is an abundant number, since it is smaller than the sum of its proper divisors (37161777740).

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

27871333284 is a wasteful number, since it uses less digits than its factorization.

27871333284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322611114 (or 2322611112 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 48.

The spelling of 27871333284 in words is "twenty-seven billion, eight hundred seventy-one million, three hundred thirty-three thousand, two hundred eighty-four".