27943420599 has 6 divisors (see below), whose sum is σ = 40362718656. Its totient is φ = 18628947060.

The previous prime is 27943420579. The next prime is 27943420639. The reversal of 27943420599 is 99502434972.

27943420599 is a `hidden beast` number, since 2 + 7 + 9 + 4 + 3 + 42 + 0 + 599 = 666.

It is not a de Polignac number, because 27943420599 - 2¹⁵ = 27943387831 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27943420529) 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 in 5 ways as a sum of consecutive naturals, for example, 1552412247 + ... + 1552412264.

It is an arithmetic number, because the mean of its divisors is an integer number (6727119776).

Almost surely, 2^27943420599 is an apocalyptic number.

27943420599 is a deficient number, since it is larger than the sum of its proper divisors (12419298057).

27943420599 is a wasteful number, since it uses less digits than its factorization.

27943420599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3104824517 (or 3104824514 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 27943420599 in words is "twenty-seven billion, nine hundred forty-three million, four hundred twenty thousand, five hundred ninety-nine".