11156604315012 has 108 divisors (see below), whose sum is σ = 30551232230064. Its totient is φ = 3431272104000.

The previous prime is 11156604314957. The next prime is 11156604315167. The reversal of 11156604315012 is 21051340665111.

11156604315012 is a `hidden beast` number, since 1 + 1 + 1 + 5 + 6 + 604 + 31 + 5 + 0 + 12 = 666.

11156604315012 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 (36).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 13287763 + ... + 14102405.

It is an arithmetic number, because the mean of its divisors is an integer number (282881779908).

Almost surely, 2^{11156604315012} is an apocalyptic number.

11156604315012 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 11156604315012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15275616115032).

11156604315012 is an abundant number, since it is smaller than the sum of its proper divisors (19394627915052).

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

11156604315012 is a wasteful number, since it uses less digits than its factorization.

11156604315012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816930 (or 816912 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 11156604315012 in words is "eleven trillion, one hundred fifty-six billion, six hundred four million, three hundred fifteen thousand, twelve".