27732642512983 has 4 divisors (see below), whose sum is σ = 27735508353240. Its totient is φ = 27729776672728.

The previous prime is 27732642512881. The next prime is 27732642512999. The reversal of 27732642512983 is 38921524623772.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27732642512983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27732642512083) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1432905613 + ... + 1432924966.

It is an arithmetic number, because the mean of its divisors is an integer number (6933877088310).

Almost surely, 2^{27732642512983} is an apocalyptic number.

27732642512983 is a deficient number, since it is larger than the sum of its proper divisors (2865840257).

27732642512983 is an equidigital number, since it uses as much as digits as its factorization.

27732642512983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2865840256.

The product of its digits is 60963840, while the sum is 61.

The spelling of 27732642512983 in words is "twenty-seven trillion, seven hundred thirty-two billion, six hundred forty-two million, five hundred twelve thousand, nine hundred eighty-three".