27215938483 has 2 divisors, whose sum is σ = 27215938484. Its totient is φ = 27215938482.

The previous prime is 27215938439. The next prime is 27215938507. The reversal of 27215938483 is 38483951272.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27215938483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27215938483.

It is not a weakly prime, because it can be changed into another prime (27215938403) 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 as a sum of consecutive naturals, namely, 13607969241 + 13607969242.

It is an arithmetic number, because the mean of its divisors is an integer number (13607969242).

Almost surely, 2^27215938483 is an apocalyptic number.

27215938483 is a deficient number, since it is larger than the sum of its proper divisors (1).

27215938483 is an equidigital number, since it uses as much as digits as its factorization.

27215938483 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 52.

The spelling of 27215938483 in words is "twenty-seven billion, two hundred fifteen million, nine hundred thirty-eight thousand, four hundred eighty-three".