11448378168 has 32 divisors (see below), whose sum is σ = 28747042560. Its totient is φ = 3799313120.

The previous prime is 11448378167. The next prime is 11448378181. The reversal of 11448378168 is 86187384411.

It is a self number, because there is not a number n which added to its sum of digits gives 11448378168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11448378167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045248 + ... + 1056143.

It is an arithmetic number, because the mean of its divisors is an integer number (898345080).

Almost surely, 2^11448378168 is an apocalyptic number.

It is an amenable number.

11448378168 is an abundant number, since it is smaller than the sum of its proper divisors (17298664392).

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

11448378168 is a wasteful number, since it uses less digits than its factorization.

11448378168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2101627 (or 2101623 counting only the distinct ones).

The product of its digits is 1032192, while the sum is 51.

The spelling of 11448378168 in words is "eleven billion, four hundred forty-eight million, three hundred seventy-eight thousand, one hundred sixty-eight".