27948499049983 has 2 divisors, whose sum is σ = 27948499049984. Its totient is φ = 27948499049982.

The previous prime is 27948499049897. The next prime is 27948499050019. The reversal of 27948499049983 is 38994099484972.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27948499049983 is a prime.

It is a super-2 number, since 2×27948499049983² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27948499049983.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27948499049083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13974249524991 + 13974249524992.

It is an arithmetic number, because the mean of its divisors is an integer number (13974249524992).

Almost surely, 2^{27948499049983} is an apocalyptic number.

27948499049983 is a deficient number, since it is larger than the sum of its proper divisors (1).

27948499049983 is an equidigital number, since it uses as much as digits as its factorization.

27948499049983 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10158317568, while the sum is 85.

The spelling of 27948499049983 in words is "twenty-seven trillion, nine hundred forty-eight billion, four hundred ninety-nine million, forty-nine thousand, nine hundred eighty-three".