11902768685424 has 120 divisors (see below), whose sum is σ = 33408823930560. Its totient is φ = 3955981395456.

The previous prime is 11902768685419. The next prime is 11902768685447. The reversal of 11902768685424 is 42458686720911.

It is a happy number.

11902768685424 is a `hidden beast` number, since 1 + 1 + 9 + 0 + 2 + 7 + 6 + 86 + 8 + 542 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67520982 + ... + 67697034.

It is an arithmetic number, because the mean of its divisors is an integer number (278406866088).

Almost surely, 2^{11902768685424} is an apocalyptic number.

It is an amenable number.

11902768685424 is an abundant number, since it is smaller than the sum of its proper divisors (21506055245136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11902768685424 is a wasteful number, since it uses less digits than its factorization.

11902768685424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177439 (or 177430 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

The spelling of 11902768685424 in words is "eleven trillion, nine hundred two billion, seven hundred sixty-eight million, six hundred eighty-five thousand, four hundred twenty-four".