27698498199792 has 80 divisors (see below), whose sum is σ = 90862798337280. Its totient is φ = 7913856627648.

The previous prime is 27698498199787. The next prime is 27698498199809. The reversal of 27698498199792 is 29799189489672.

27698498199792 is a `hidden beast` number, since 27 + 6 + 9 + 8 + 498 + 1 + 9 + 9 + 7 + 92 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

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, 4579775118 + ... + 4579781165.

It is an arithmetic number, because the mean of its divisors is an integer number (1135784979216).

Almost surely, 2^{27698498199792} is an apocalyptic number.

It is an amenable number.

27698498199792 is an abundant number, since it is smaller than the sum of its proper divisors (63164300137488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27698498199792 is a wasteful number, since it uses less digits than its factorization.

27698498199792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9159556307 (or 9159556295 counting only the distinct ones).

The product of its digits is 17777055744, while the sum is 90.

The spelling of 27698498199792 in words is "twenty-seven trillion, six hundred ninety-eight billion, four hundred ninety-eight million, one hundred ninety-nine thousand, seven hundred ninety-two".