11713949312 has 256 divisors, whose sum is σ = 28068768000. Its totient is φ = 4817387520.

The previous prime is 11713949309. The next prime is 11713949353. The reversal of 11713949312 is 21394931711.

It is a self number, because there is not a number n which added to its sum of digits gives 11713949312.

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, 64717862 + ... + 64718042.

It is an arithmetic number, because the mean of its divisors is an integer number (109643625).

Almost surely, 2^11713949312 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 11713949312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14034384000).

11713949312 is an abundant number, since it is smaller than the sum of its proper divisors (16354818688).

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

11713949312 is a wasteful number, since it uses less digits than its factorization.

11713949312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 339 (or 327 counting only the distinct ones).

The product of its digits is 40824, while the sum is 41.

The spelling of 11713949312 in words is "eleven billion, seven hundred thirteen million, nine hundred forty-nine thousand, three hundred twelve".