11488993212 has 48 divisors (see below), whose sum is σ = 27992063232. Its totient is φ = 3660687360.

The previous prime is 11488993183. The next prime is 11488993231. The reversal of 11488993212 is 21239988411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420348 + ... + 446844.

It is an arithmetic number, because the mean of its divisors is an integer number (583167984).

Almost surely, 2^11488993212 is an apocalyptic number.

11488993212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11488993212 is an abundant number, since it is smaller than the sum of its proper divisors (16503070020).

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

11488993212 is a wasteful number, since it uses less digits than its factorization.

11488993212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28098 (or 28096 counting only the distinct ones).

The product of its digits is 248832, while the sum is 48.

The spelling of 11488993212 in words is "eleven billion, four hundred eighty-eight million, nine hundred ninety-three thousand, two hundred twelve".