11078954781312 has 256 divisors, whose sum is σ = 33673236433920. Its totient is φ = 3194647019520.

The previous prime is 11078954781311. The next prime is 11078954781331. The reversal of 11078954781312 is 21318745987011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11078954781311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18454903 + ... + 19045769.

It is an arithmetic number, because the mean of its divisors is an integer number (131536079820).

Almost surely, 2^{11078954781312} is an apocalyptic number.

11078954781312 is a gapful number since it is divisible by the number (12) 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 11078954781312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16836618216960).

11078954781312 is an abundant number, since it is smaller than the sum of its proper divisors (22594281652608).

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

11078954781312 is a wasteful number, since it uses less digits than its factorization.

11078954781312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591111 (or 591099 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 57.

The spelling of 11078954781312 in words is "eleven trillion, seventy-eight billion, nine hundred fifty-four million, seven hundred eighty-one thousand, three hundred twelve".