11893508336 has 20 divisors (see below), whose sum is σ = 23281239072. Its totient is φ = 5885446656.

The previous prime is 11893508321. The next prime is 11893508339. The reversal of 11893508336 is 63380539811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11893508339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3830120 + ... + 3833223.

Almost surely, 2^11893508336 is an apocalyptic number.

11893508336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11893508336 is a deficient number, since it is larger than the sum of its proper divisors (11387730736).

11893508336 is an equidigital number, since it uses as much as digits as its factorization.

11893508336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7663448 (or 7663442 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 47.

The spelling of 11893508336 in words is "eleven billion, eight hundred ninety-three million, five hundred eight thousand, three hundred thirty-six".