27120196608 has 88 divisors (see below), whose sum is σ = 72343927680. Its totient is φ = 9032724480.

The previous prime is 27120196603. The next prime is 27120196627. The reversal of 27120196608 is 80669102172.

It is a self number, because there is not a number n which added to its sum of digits gives 27120196608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27120196603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4847893 + ... + 4853483.

Almost surely, 2^27120196608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27120196608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36171963840).

27120196608 is an abundant number, since it is smaller than the sum of its proper divisors (45223731072).

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

27120196608 is a wasteful number, since it uses less digits than its factorization.

27120196608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7193 (or 7175 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 42.

The spelling of 27120196608 in words is "twenty-seven billion, one hundred twenty million, one hundred ninety-six thousand, six hundred eight".