27442534212 has 24 divisors (see below), whose sum is σ = 71147311200. Its totient is φ = 9147511368.

The previous prime is 27442534201. The next prime is 27442534267. The reversal of 27442534212 is 21243524472.

27442534212 is a `hidden beast` number, since 2 + 74 + 42 + 534 + 2 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127048662 + ... + 127048877.

It is an arithmetic number, because the mean of its divisors is an integer number (2964471300).

Almost surely, 2^27442534212 is an apocalyptic number.

It is an amenable number.

27442534212 is an abundant number, since it is smaller than the sum of its proper divisors (43704776988).

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

27442534212 is a wasteful number, since it uses less digits than its factorization.

27442534212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254097552 (or 254097544 counting only the distinct ones).

The product of its digits is 107520, while the sum is 36.

The spelling of 27442534212 in words is "twenty-seven billion, four hundred forty-two million, five hundred thirty-four thousand, two hundred twelve".