27453590616 has 64 divisors (see below), whose sum is σ = 69814483200. Its totient is φ = 8994919808.

The previous prime is 27453590569. The next prime is 27453590623. The reversal of 27453590616 is 61609535472.

It is a congruent number.

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, 357445 + ... + 427403.

It is an arithmetic number, because the mean of its divisors is an integer number (1090851300).

Almost surely, 2^27453590616 is an apocalyptic number.

It is an amenable number.

27453590616 is an abundant number, since it is smaller than the sum of its proper divisors (42360892584).

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

27453590616 is a wasteful number, since it uses less digits than its factorization.

27453590616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70248 (or 70244 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 27453590616 in words is "twenty-seven billion, four hundred fifty-three million, five hundred ninety thousand, six hundred sixteen".