27483566397 has 16 divisors (see below), whose sum is σ = 41989079040. Its totient is φ = 15663885552.

The previous prime is 27483566393. The next prime is 27483566417. The reversal of 27483566397 is 79366538472.

It is not a de Polignac number, because 27483566397 - 2² = 27483566393 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27483566397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27483566393) 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 in 15 ways as a sum of consecutive naturals, for example, 1700497 + ... + 1716582.

It is an arithmetic number, because the mean of its divisors is an integer number (2624317440).

Almost surely, 2^27483566397 is an apocalyptic number.

It is an amenable number.

27483566397 is a deficient number, since it is larger than the sum of its proper divisors (14505512643).

27483566397 is a wasteful number, since it uses less digits than its factorization.

27483566397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3417472.

The product of its digits is 45722880, while the sum is 60.

The spelling of 27483566397 in words is "twenty-seven billion, four hundred eighty-three million, five hundred sixty-six thousand, three hundred ninety-seven".