27075664551 has 8 divisors (see below), whose sum is σ = 38877877360. Its totient is φ = 16661947392.

The previous prime is 27075664541. The next prime is 27075664559. The reversal of 27075664551 is 15546657072.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27075664551 - 2⁵ = 27075664519 is a prime.

It is a super-2 number, since 2×27075664551² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 27075664551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27075664559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347123866 + ... + 347123943.

It is an arithmetic number, because the mean of its divisors is an integer number (4859734670).

Almost surely, 2^27075664551 is an apocalyptic number.

27075664551 is a deficient number, since it is larger than the sum of its proper divisors (11802212809).

27075664551 is a wasteful number, since it uses less digits than its factorization.

27075664551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694247825.

The product of its (nonzero) digits is 1764000, while the sum is 48.

The spelling of 27075664551 in words is "twenty-seven billion, seventy-five million, six hundred sixty-four thousand, five hundred fifty-one".