27153523756 has 12 divisors (see below), whose sum is σ = 48529702368. Its totient is φ = 13287894512.

The previous prime is 27153523741. The next prime is 27153523763. The reversal of 27153523756 is 65732535172.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72216631 + ... + 72217006.

It is an arithmetic number, because the mean of its divisors is an integer number (4044141864).

Almost surely, 2^27153523756 is an apocalyptic number.

It is an amenable number.

27153523756 is a deficient number, since it is larger than the sum of its proper divisors (21376178612).

27153523756 is a wasteful number, since it uses less digits than its factorization.

27153523756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144433688 (or 144433686 counting only the distinct ones).

The product of its digits is 1323000, while the sum is 46.

The spelling of 27153523756 in words is "twenty-seven billion, one hundred fifty-three million, five hundred twenty-three thousand, seven hundred fifty-six".