27072561463 has 8 divisors (see below), whose sum is σ = 27788819616. Its totient is φ = 26365092000.

The previous prime is 27072561449. The next prime is 27072561541. The reversal of 27072561463 is 36416527072.

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

It is a cyclic number.

It is not a de Polignac number, because 27072561463 - 2¹⁷ = 27072430391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27072561403) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2190931 + ... + 2203252.

It is an arithmetic number, because the mean of its divisors is an integer number (3473602452).

Almost surely, 2^27072561463 is an apocalyptic number.

27072561463 is a deficient number, since it is larger than the sum of its proper divisors (716258153).

27072561463 is a wasteful number, since it uses less digits than its factorization.

27072561463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4394345.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 27072561463 in words is "twenty-seven billion, seventy-two million, five hundred sixty-one thousand, four hundred sixty-three".