27148120812 has 48 divisors (see below), whose sum is σ = 70475759200. Its totient is φ = 9037578240.

The previous prime is 27148120801. The next prime is 27148120859. The reversal of 27148120812 is 21802184172.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 80389 + ... + 246492.

Almost surely, 2^27148120812 is an apocalyptic number.

It is an amenable number.

27148120812 is an abundant number, since it is smaller than the sum of its proper divisors (43327638388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27148120812 is a wasteful number, since it uses less digits than its factorization.

27148120812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327663 (or 327655 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 36.

The spelling of 27148120812 in words is "twenty-seven billion, one hundred forty-eight million, one hundred twenty thousand, eight hundred twelve".