11378004066 has 192 divisors, whose sum is σ = 30611468160. Its totient is φ = 3121597440.

The previous prime is 11378004049. The next prime is 11378004089. The reversal of 11378004066 is 66040087311.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11378004066.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3681850 + ... + 3684938.

It is an arithmetic number, because the mean of its divisors is an integer number (159434730).

Almost surely, 2^11378004066 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11378004066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15305734080).

11378004066 is an abundant number, since it is smaller than the sum of its proper divisors (19233464094).

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

11378004066 is a wasteful number, since it uses less digits than its factorization.

11378004066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3183 (or 3171 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 11378004066 in words is "eleven billion, three hundred seventy-eight million, four thousand, sixty-six".