27881522083 has 4 divisors (see below), whose sum is σ = 27997213288. Its totient is φ = 27765830880.

The previous prime is 27881522077. The next prime is 27881522131. The reversal of 27881522083 is 38022518872.

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

It is a cyclic number.

It is not a de Polignac number, because 27881522083 - 2²¹ = 27879424931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27881522033) 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, 57845241 + ... + 57845722.

It is an arithmetic number, because the mean of its divisors is an integer number (6999303322).

Almost surely, 2^27881522083 is an apocalyptic number.

27881522083 is a deficient number, since it is larger than the sum of its proper divisors (115691205).

27881522083 is a wasteful number, since it uses less digits than its factorization.

27881522083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115691204.

The product of its (nonzero) digits is 430080, while the sum is 46.

The spelling of 27881522083 in words is "twenty-seven billion, eight hundred eighty-one million, five hundred twenty-two thousand, eighty-three".