27540077577244 has 12 divisors (see below), whose sum is σ = 48347170890984. Its totient is φ = 13726600179824.

The previous prime is 27540077577227. The next prime is 27540077577247. The reversal of 27540077577244 is 44277577004572.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27540077577247) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10859650774 + ... + 10859653309.

It is an arithmetic number, because the mean of its divisors is an integer number (4028930907582).

Almost surely, 2^{27540077577244} is an apocalyptic number.

It is an amenable number.

27540077577244 is a deficient number, since it is larger than the sum of its proper divisors (20807093313740).

27540077577244 is a wasteful number, since it uses less digits than its factorization.

27540077577244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21719304404 (or 21719304402 counting only the distinct ones).

The product of its (nonzero) digits is 107564800, while the sum is 61.

The spelling of 27540077577244 in words is "twenty-seven trillion, five hundred forty billion, seventy-seven million, five hundred seventy-seven thousand, two hundred forty-four".