27754254387 has 6 divisors (see below), whose sum is σ = 40089478572. Its totient is φ = 18502836252.

The previous prime is 27754254379. The next prime is 27754254391. The reversal of 27754254387 is 78345245772.

It is a happy number.

27754254387 is a `hidden beast` number, since 2 + 7 + 7 + 5 + 4 + 254 + 387 = 666.

It is not a de Polignac number, because 27754254387 - 2³ = 27754254379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27754254317) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1541903013 + ... + 1541903030.

It is an arithmetic number, because the mean of its divisors is an integer number (6681579762).

Almost surely, 2^27754254387 is an apocalyptic number.

27754254387 is a deficient number, since it is larger than the sum of its proper divisors (12335224185).

27754254387 is a wasteful number, since it uses less digits than its factorization.

27754254387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3083806049 (or 3083806046 counting only the distinct ones).

The product of its digits is 13171200, while the sum is 54.

The spelling of 27754254387 in words is "twenty-seven billion, seven hundred fifty-four million, two hundred fifty-four thousand, three hundred eighty-seven".