27927931753 has 2 divisors, whose sum is σ = 27927931754. Its totient is φ = 27927931752.

The previous prime is 27927931739. The next prime is 27927931763. The reversal of 27927931753 is 35713972972.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27846264384 + 81667369 = 166872^2 + 9037^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27927931753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27927931694 and 27927931703.

It is not a weakly prime, because it can be changed into another prime (27927931763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13963965876 + 13963965877.

It is an arithmetic number, because the mean of its divisors is an integer number (13963965877).

Almost surely, 2^27927931753 is an apocalyptic number.

It is an amenable number.

27927931753 is a deficient number, since it is larger than the sum of its proper divisors (1).

27927931753 is an equidigital number, since it uses as much as digits as its factorization.

27927931753 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5000940, while the sum is 55.

The spelling of 27927931753 in words is "twenty-seven billion, nine hundred twenty-seven million, nine hundred thirty-one thousand, seven hundred fifty-three".