27153769527 has 12 divisors (see below), whose sum is σ = 39258010584. Its totient is φ = 18085944240.

The previous prime is 27153769493. The next prime is 27153769547. The reversal of 27153769527 is 72596735172.

27153769527 is a `hidden beast` number, since 2 + 7 + 1 + 53 + 7 + 69 + 527 = 666.

It is not a de Polignac number, because 27153769527 - 2⁶ = 27153769463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27153769547) 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 11 ways as a sum of consecutive naturals, for example, 1370349 + ... + 1390022.

It is an arithmetic number, because the mean of its divisors is an integer number (3271500882).

Almost surely, 2^27153769527 is an apocalyptic number.

27153769527 is a deficient number, since it is larger than the sum of its proper divisors (12104241057).

27153769527 is a wasteful number, since it uses less digits than its factorization.

27153769527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761470 (or 2761467 counting only the distinct ones).

The product of its digits is 5556600, while the sum is 54.

The spelling of 27153769527 in words is "twenty-seven billion, one hundred fifty-three million, seven hundred sixty-nine thousand, five hundred twenty-seven".