27135607650 has 24 divisors (see below), whose sum is σ = 67296307344. Its totient is φ = 7236162000.

The previous prime is 27135607643. The next prime is 27135607691. The reversal of 27135607650 is 5670653172.

It is a Curzon number.

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, 90451876 + ... + 90452175.

It is an arithmetic number, because the mean of its divisors is an integer number (2804012806).

Almost surely, 2^27135607650 is an apocalyptic number.

27135607650 is an abundant number, since it is smaller than the sum of its proper divisors (40160699694).

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

27135607650 is a wasteful number, since it uses less digits than its factorization.

27135607650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180904066 (or 180904061 counting only the distinct ones).

The product of its (nonzero) digits is 264600, while the sum is 42.

The spelling of 27135607650 in words is "twenty-seven billion, one hundred thirty-five million, six hundred seven thousand, six hundred fifty".