27833794497 has 12 divisors (see below), whose sum is σ = 40207347024. Its totient is φ = 18554488920.

The previous prime is 27833794477. The next prime is 27833794531. The reversal of 27833794497 is 79449733872.

27833794497 is a `hidden beast` number, since 2 + 78 + 3 + 3 + 79 + 4 + 497 = 666.

It is not a de Polignac number, because 27833794497 - 2¹⁵ = 27833761729 is a prime.

It is a super-2 number, since 2×27833794497² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27833794477) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22398 + ... + 237000.

It is an arithmetic number, because the mean of its divisors is an integer number (3350612252).

Almost surely, 2^27833794497 is an apocalyptic number.

It is an amenable number.

27833794497 is a deficient number, since it is larger than the sum of its proper divisors (12373552527).

27833794497 is a wasteful number, since it uses less digits than its factorization.

27833794497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229020 (or 229017 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 63.

The spelling of 27833794497 in words is "twenty-seven billion, eight hundred thirty-three million, seven hundred ninety-four thousand, four hundred ninety-seven".