27870765374 has 4 divisors (see below), whose sum is σ = 41806148064. Its totient is φ = 13935382686.

The previous prime is 27870765347. The next prime is 27870765383. The reversal of 27870765374 is 47356707872.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6967691342 + ... + 6967691345.

It is an arithmetic number, because the mean of its divisors is an integer number (10451537016).

Almost surely, 2^27870765374 is an apocalyptic number.

27870765374 is a deficient number, since it is larger than the sum of its proper divisors (13935382690).

27870765374 is a wasteful number, since it uses less digits than its factorization.

27870765374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13935382689.

The product of its (nonzero) digits is 13829760, while the sum is 56.

The spelling of 27870765374 in words is "twenty-seven billion, eight hundred seventy million, seven hundred sixty-five thousand, three hundred seventy-four".