27828741527 has 4 divisors (see below), whose sum is σ = 27831399120. Its totient is φ = 27826083936.

The previous prime is 27828741487. The next prime is 27828741541. The reversal of 27828741527 is 72514782872.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 27828741527 - 2⁸ = 27828741271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27828741727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1313027 + ... + 1334052.

It is an arithmetic number, because the mean of its divisors is an integer number (6957849780).

Almost surely, 2^27828741527 is an apocalyptic number.

27828741527 is a deficient number, since it is larger than the sum of its proper divisors (2657593).

27828741527 is a wasteful number, since it uses less digits than its factorization.

27828741527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657592.

The product of its digits is 3512320, while the sum is 53.

The spelling of 27828741527 in words is "twenty-seven billion, eight hundred twenty-eight million, seven hundred forty-one thousand, five hundred twenty-seven".