27773870885 has 32 divisors (see below), whose sum is σ = 34590810240. Its totient is φ = 21392870400.

The previous prime is 27773870879. The next prime is 27773870903. The reversal of 27773870885 is 58807837772.

It is not a de Polignac number, because 27773870885 - 2¹⁶ = 27773805349 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12606194 + ... + 12608396.

It is an arithmetic number, because the mean of its divisors is an integer number (1080962820).

Almost surely, 2^27773870885 is an apocalyptic number.

It is an amenable number.

27773870885 is a deficient number, since it is larger than the sum of its proper divisors (6816939355).

27773870885 is a wasteful number, since it uses less digits than its factorization.

27773870885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3029.

The product of its (nonzero) digits is 36879360, while the sum is 62.

The spelling of 27773870885 in words is "twenty-seven billion, seven hundred seventy-three million, eight hundred seventy thousand, eight hundred eighty-five".