27976185850 has 12 divisors (see below), whose sum is σ = 52035705774. Its totient is φ = 11190474320.

The previous prime is 27976185841. The next prime is 27976185851. The reversal of 27976185850 is 5858167972.

It can be written as a sum of positive squares in 3 ways, for example, as 17358326001 + 10617859849 = 131751^2 + 103043^2 .

It is not an unprimeable number, because it can be changed into a prime (27976185851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 279761809 + ... + 279761908.

Almost surely, 2^27976185850 is an apocalyptic number.

27976185850 is a deficient number, since it is larger than the sum of its proper divisors (24059519924).

27976185850 is a wasteful number, since it uses less digits than its factorization.

27976185850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559523729 (or 559523724 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 58.

The spelling of 27976185850 in words is "twenty-seven billion, nine hundred seventy-six million, one hundred eighty-five thousand, eight hundred fifty".