11959033388 has 12 divisors (see below), whose sum is σ = 21144064872. Its totient is φ = 5917872000.

The previous prime is 11959033363. The next prime is 11959033399. The reversal of 11959033388 is 88333095911.

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, 15410738 + ... + 15411513.

It is an arithmetic number, because the mean of its divisors is an integer number (1762005406).

Almost surely, 2^11959033388 is an apocalyptic number.

It is an amenable number.

11959033388 is a deficient number, since it is larger than the sum of its proper divisors (9185031484).

11959033388 is a wasteful number, since it uses less digits than its factorization.

11959033388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30822352 (or 30822350 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 11959033388 in words is "eleven billion, nine hundred fifty-nine million, thirty-three thousand, three hundred eighty-eight".