27620753851 has 2 divisors, whose sum is σ = 27620753852. Its totient is φ = 27620753850.

The previous prime is 27620753821. The next prime is 27620753899. The reversal of 27620753851 is 15835702672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27620753851 - 2²⁹ = 27083882939 is a prime.

It is not a weakly prime, because it can be changed into another prime (27620753821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13810376925 + 13810376926.

It is an arithmetic number, because the mean of its divisors is an integer number (13810376926).

Almost surely, 2^27620753851 is an apocalyptic number.

27620753851 is a deficient number, since it is larger than the sum of its proper divisors (1).

27620753851 is an equidigital number, since it uses as much as digits as its factorization.

27620753851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705600, while the sum is 46.

The spelling of 27620753851 in words is "twenty-seven billion, six hundred twenty million, seven hundred fifty-three thousand, eight hundred fifty-one".