27328540679 has 8 divisors (see below), whose sum is σ = 30375462672. Its totient is φ = 24375370240.

The previous prime is 27328540667. The next prime is 27328540691. The reversal of 27328540679 is 97604582372.

It is an interprime number because it is at equal distance from previous prime (27328540667) and next prime (27328540691).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27328540679 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

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 27328540679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27328540609) 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, 23437274 + ... + 23438439.

It is an arithmetic number, because the mean of its divisors is an integer number (3796932834).

Almost surely, 2^27328540679 is an apocalyptic number.

27328540679 is a deficient number, since it is larger than the sum of its proper divisors (3046921993).

27328540679 is a wasteful number, since it uses less digits than its factorization.

27328540679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46875777.

The product of its (nonzero) digits is 5080320, while the sum is 53.

The spelling of 27328540679 in words is "twenty-seven billion, three hundred twenty-eight million, five hundred forty thousand, six hundred seventy-nine".