11855602468 has 12 divisors (see below), whose sum is σ = 20930909580. Its totient is φ = 5875342592.

The previous prime is 11855602457. The next prime is 11855602483. The reversal of 11855602468 is 86420655811.

It can be written as a sum of positive squares in 2 ways, for example, as 166100544 + 11689501924 = 12888^2 + 108118^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13114153 + ... + 13115056.

It is an arithmetic number, because the mean of its divisors is an integer number (1744242465).

Almost surely, 2^11855602468 is an apocalyptic number.

It is an amenable number.

11855602468 is a deficient number, since it is larger than the sum of its proper divisors (9075307112).

11855602468 is a wasteful number, since it uses less digits than its factorization.

11855602468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26229326 (or 26229324 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 46.

The spelling of 11855602468 in words is "eleven billion, eight hundred fifty-five million, six hundred two thousand, four hundred sixty-eight".