11613120512 has 144 divisors (see below), whose sum is σ = 28200725280. Its totient is φ = 4682612736.

The previous prime is 11613120503. The next prime is 11613120577. The reversal of 11613120512 is 21502131611.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4141703 + ... + 4144505.

It is an arithmetic number, because the mean of its divisors is an integer number (195838370).

Almost surely, 2^11613120512 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11613120512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14100362640).

11613120512 is an abundant number, since it is smaller than the sum of its proper divisors (16587604768).

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

11613120512 is an equidigital number, since it uses as much as digits as its factorization.

11613120512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866 (or 2829 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 23.

The spelling of 11613120512 in words is "eleven billion, six hundred thirteen million, one hundred twenty thousand, five hundred twelve".