27740044365 has 48 divisors (see below), whose sum is σ = 51353534400. Its totient is φ = 12741822720.

The previous prime is 27740044349. The next prime is 27740044379. The reversal of 27740044365 is 56344004772.

It is not a de Polignac number, because 27740044365 - 2⁴ = 27740044349 is a prime.

It is a super-3 number, since 3×27740044365³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 367720 + ... + 436689.

It is an arithmetic number, because the mean of its divisors is an integer number (1069865300).

Almost surely, 2^27740044365 is an apocalyptic number.

It is an amenable number.

27740044365 is a deficient number, since it is larger than the sum of its proper divisors (23613490035).

27740044365 is a wasteful number, since it uses less digits than its factorization.

27740044365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804458 (or 804447 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 42.

The spelling of 27740044365 in words is "twenty-seven billion, seven hundred forty million, forty-four thousand, three hundred sixty-five".