11178809129472 has 240 divisors, whose sum is σ = 32656474828032. Its totient is φ = 3393941667840.

The previous prime is 11178809129461. The next prime is 11178809129497. The reversal of 11178809129472 is 27492190887111.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13354848 + ... + 14167200.

Almost surely, 2^{11178809129472} is an apocalyptic number.

11178809129472 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 11178809129472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16328237414016).

11178809129472 is an abundant number, since it is smaller than the sum of its proper divisors (21477665698560).

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

11178809129472 is an equidigital number, since it uses as much as digits as its factorization.

11178809129472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812439 (or 812406 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 60.

The spelling of 11178809129472 in words is "eleven trillion, one hundred seventy-eight billion, eight hundred nine million, one hundred twenty-nine thousand, four hundred seventy-two".