27645005374 has 32 divisors (see below), whose sum is σ = 47636951040. Its totient is φ = 11786643072.

The previous prime is 27645005351. The next prime is 27645005417. The reversal of 27645005374 is 47350054672.

It is a self number, because there is not a number n which added to its sum of digits gives 27645005374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2169907 + ... + 2182609.

It is an arithmetic number, because the mean of its divisors is an integer number (1488654720).

Almost surely, 2^27645005374 is an apocalyptic number.

27645005374 is a deficient number, since it is larger than the sum of its proper divisors (19991945666).

27645005374 is a wasteful number, since it uses less digits than its factorization.

27645005374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13504.

The product of its (nonzero) digits is 705600, while the sum is 43.

The spelling of 27645005374 in words is "twenty-seven billion, six hundred forty-five million, five thousand, three hundred seventy-four".