27795407616 has 108 divisors (see below), whose sum is σ = 80240637568. Its totient is φ = 9253619712.

The previous prime is 27795407573. The next prime is 27795407623. The reversal of 27795407616 is 61670459772.

27795407616 is a `hidden beast` number, since 27 + 7 + 9 + 540 + 76 + 1 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1958241 + ... + 1972383.

Almost surely, 2^27795407616 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 27795407616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40120318784).

27795407616 is an abundant number, since it is smaller than the sum of its proper divisors (52445229952).

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

27795407616 is a wasteful number, since it uses less digits than its factorization.

27795407616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15018 (or 15001 counting only the distinct ones).

The product of its (nonzero) digits is 4445280, while the sum is 54.

The spelling of 27795407616 in words is "twenty-seven billion, seven hundred ninety-five million, four hundred seven thousand, six hundred sixteen".