11727703808 has 18 divisors (see below), whose sum is σ = 23409596784. Its totient is φ = 5863851776.

The previous prime is 11727703783. The next prime is 11727703903. The reversal of 11727703808 is 80830772711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22905416 + ... + 22905927.

Almost surely, 2^11727703808 is an apocalyptic number.

It is an amenable number.

11727703808 is a deficient number, since it is larger than the sum of its proper divisors (11681892976).

11727703808 is an frugal number, since it uses more digits than its factorization.

11727703808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45811359 (or 45811345 counting only the distinct ones).

The product of its (nonzero) digits is 131712, while the sum is 44.

The spelling of 11727703808 in words is "eleven billion, seven hundred twenty-seven million, seven hundred three thousand, eight hundred eight".