27488840409396 has 30 divisors (see below), whose sum is σ = 71861258725410. Its totient is φ = 9162946803024.

The previous prime is 27488840409323. The next prime is 27488840409461. The reversal of 27488840409396 is 69390404888472.

27488840409396 is a `hidden beast` number, since 2 + 7 + 48 + 8 + 8 + 404 + 0 + 93 + 96 = 666.

It can be written as a sum of positive squares in only one way, i.e., 15881532106896 + 11607308302500 = 3985164^2 + 3406950^2 .

It is a congruent number.

It is an unprimeable number.

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 9 ways as a sum of consecutive naturals, for example, 42421049691 + ... + 42421050338.

It is an arithmetic number, because the mean of its divisors is an integer number (2395375290847).

Almost surely, 2^{27488840409396} is an apocalyptic number.

It is an amenable number.

27488840409396 is an abundant number, since it is smaller than the sum of its proper divisors (44372418316014).

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

27488840409396 is a wasteful number, since it uses less digits than its factorization.

27488840409396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84842100045 (or 84842100034 counting only the distinct ones).

The product of its (nonzero) digits is 668860416, while the sum is 72.

The spelling of 27488840409396 in words is "twenty-seven trillion, four hundred eighty-eight billion, eight hundred forty million, four hundred nine thousand, three hundred ninety-six".