11530719696 has 160 divisors (see below), whose sum is σ = 33194304000. Its totient is φ = 3433618944.

The previous prime is 11530719679. The next prime is 11530719709. The reversal of 11530719696 is 69691703511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1132195 + ... + 1142333.

It is an arithmetic number, because the mean of its divisors is an integer number (207464400).

Almost surely, 2^11530719696 is an apocalyptic number.

11530719696 is a gapful number since it is divisible by the number (16) 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 11530719696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16597152000).

11530719696 is an abundant number, since it is smaller than the sum of its proper divisors (21663584304).

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

11530719696 is a wasteful number, since it uses less digits than its factorization.

11530719696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10241 (or 10235 counting only the distinct ones).

The product of its (nonzero) digits is 306180, while the sum is 48.

The spelling of 11530719696 in words is "eleven billion, five hundred thirty million, seven hundred nineteen thousand, six hundred ninety-six".