11872628040 has 256 divisors, whose sum is σ = 46145433600. Its totient is φ = 2373110784.

The previous prime is 11872628003. The next prime is 11872628041. The reversal of 11872628040 is 4082627811.

It is a happy number.

11872628040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 11872628040.

It is not an unprimeable number, because it can be changed into a prime (11872628041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 178869 + ... + 236091.

It is an arithmetic number, because the mean of its divisors is an integer number (180255600).

Almost surely, 2^11872628040 is an apocalyptic number.

11872628040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11872628040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23072716800).

11872628040 is an abundant number, since it is smaller than the sum of its proper divisors (34272805560).

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

11872628040 is a wasteful number, since it uses less digits than its factorization.

11872628040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57276 (or 57272 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 39.

The spelling of 11872628040 in words is "eleven billion, eight hundred seventy-two million, six hundred twenty-eight thousand, forty".