11995709448 has 64 divisors (see below), whose sum is σ = 30184989120. Its totient is φ = 3972556800.

The previous prime is 11995709393. The next prime is 11995709477. The reversal of 11995709448 is 84490759911.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2698908 + ... + 2703348.

It is an arithmetic number, because the mean of its divisors is an integer number (471640455).

Almost surely, 2^11995709448 is an apocalyptic number.

It is an amenable number.

11995709448 is an abundant number, since it is smaller than the sum of its proper divisors (18189279672).

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

11995709448 is a wasteful number, since it uses less digits than its factorization.

11995709448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5158 (or 5154 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 57.

The spelling of 11995709448 in words is "eleven billion, nine hundred ninety-five million, seven hundred nine thousand, four hundred forty-eight".