27056212779 has 8 divisors (see below), whose sum is σ = 36076174480. Its totient is φ = 18036863136.

The previous prime is 27056212753. The next prime is 27056212801. The reversal of 27056212779 is 97721265072.

It is a happy number.

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

It is not a de Polignac number, because 27056212779 - 2³² = 22761245483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27056252779) 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, 37384 + ... + 235605.

It is an arithmetic number, because the mean of its divisors is an integer number (4509521810).

Almost surely, 2^27056212779 is an apocalyptic number.

27056212779 is a deficient number, since it is larger than the sum of its proper divisors (9019961701).

27056212779 is a wasteful number, since it uses less digits than its factorization.

27056212779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306029.

The product of its (nonzero) digits is 740880, while the sum is 48.

The spelling of 27056212779 in words is "twenty-seven billion, fifty-six million, two hundred twelve thousand, seven hundred seventy-nine".