11801827989068 has 96 divisors (see below), whose sum is σ = 23131914731520. Its totient is φ = 5233140380160.

The previous prime is 11801827988971. The next prime is 11801827989079. The reversal of 11801827989068 is 86098972810811.

It is a junction number, because it is equal to n+sod(n) for n = 11801827988989 and 11801827989007.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511798523 + ... + 511821581.

It is an arithmetic number, because the mean of its divisors is an integer number (240957445120).

Almost surely, 2^{11801827989068} is an apocalyptic number.

It is an amenable number.

11801827989068 is a deficient number, since it is larger than the sum of its proper divisors (11330086742452).

11801827989068 is a wasteful number, since it uses less digits than its factorization.

11801827989068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26767 (or 26765 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 68.

The spelling of 11801827989068 in words is "eleven trillion, eight hundred one billion, eight hundred twenty-seven million, nine hundred eighty-nine thousand, sixty-eight".