27977859050 has 24 divisors (see below), whose sum is σ = 52094207052. Its totient is φ = 11179232000.

The previous prime is 27977859031. The next prime is 27977859079. The reversal of 27977859050 is 5095877972.

It can be written as a sum of positive squares in 6 ways, for example, as 8442485689 + 19535373361 = 91883^2 + 139769^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250271 + ... + 344370.

Almost surely, 2^27977859050 is an apocalyptic number.

27977859050 is a deficient number, since it is larger than the sum of its proper divisors (24116348002).

27977859050 is a wasteful number, since it uses less digits than its factorization.

27977859050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 595594 (or 595589 counting only the distinct ones).

The product of its (nonzero) digits is 11113200, while the sum is 59.

The spelling of 27977859050 in words is "twenty-seven billion, nine hundred seventy-seven million, eight hundred fifty-nine thousand, fifty".