27683821120920 has 32 divisors (see below), whose sum is σ = 83051463363120. Its totient is φ = 7382352298880.

The previous prime is 27683821120873. The next prime is 27683821120961. The reversal of 27683821120920 is 2902112838672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115349254551 + ... + 115349254790.

Almost surely, 2^{27683821120920} is an apocalyptic number.

27683821120920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27683821120920 is an abundant number, since it is smaller than the sum of its proper divisors (55367642242200).

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

27683821120920 is a wasteful number, since it uses less digits than its factorization.

27683821120920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230698509355 (or 230698509351 counting only the distinct ones).

The product of its (nonzero) digits is 1161216, while the sum is 51.

The spelling of 27683821120920 in words is "twenty-seven trillion, six hundred eighty-three billion, eight hundred twenty-one million, one hundred twenty thousand, nine hundred twenty".