27307780508 has 12 divisors (see below), whose sum is σ = 47790217440. Its totient is φ = 13653432672.

The previous prime is 27307780499. The next prime is 27307780523. The reversal of 27307780508 is 80508770372.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44360 + ... + 237872.

It is an arithmetic number, because the mean of its divisors is an integer number (3982518120).

Almost surely, 2^27307780508 is an apocalyptic number.

It is an amenable number.

27307780508 is a deficient number, since it is larger than the sum of its proper divisors (20482436932).

27307780508 is a wasteful number, since it uses less digits than its factorization.

27307780508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228796 (or 228794 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 47.

The spelling of 27307780508 in words is "twenty-seven billion, three hundred seven million, seven hundred eighty thousand, five hundred eight".