27056780681024 has 14 divisors (see below), whose sum is σ = 53690799164034. Its totient is φ = 13528390340480.

The previous prime is 27056780681023. The next prime is 27056780681039. The reversal of 27056780681024 is 42018608765072.

It can be written as a sum of positive squares in only one way, i.e., 17076994234624 + 9979786446400 = 4132432^2 + 3159080^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27056780681023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211381099007 + ... + 211381099134.

Almost surely, 2^{27056780681024} is an apocalyptic number.

It is an amenable number.

27056780681024 is a deficient number, since it is larger than the sum of its proper divisors (26634018483010).

27056780681024 is an equidigital number, since it uses as much as digits as its factorization.

27056780681024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422762198153 (or 422762198143 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 27056780681024 in words is "twenty-seven trillion, fifty-six billion, seven hundred eighty million, six hundred eighty-one thousand, twenty-four".