27542621368 has 16 divisors (see below), whose sum is σ = 51653090160. Its totient is φ = 13768464000.

The previous prime is 27542621341. The next prime is 27542621377. The reversal of 27542621368 is 86312624572.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 314433 + ... + 392368.

It is an arithmetic number, because the mean of its divisors is an integer number (3228318135).

Almost surely, 2^27542621368 is an apocalyptic number.

It is an amenable number.

27542621368 is a deficient number, since it is larger than the sum of its proper divisors (24110468792).

27542621368 is a wasteful number, since it uses less digits than its factorization.

27542621368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711678 (or 711674 counting only the distinct ones).

The product of its digits is 967680, while the sum is 46.

The spelling of 27542621368 in words is "twenty-seven billion, five hundred forty-two million, six hundred twenty-one thousand, three hundred sixty-eight".