11585449712 has 20 divisors (see below), whose sum is σ = 22523428200. Its totient is φ = 5772952128.

The previous prime is 11585449699. The next prime is 11585449769. The reversal of 11585449712 is 21794458511.

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 3 ways as a sum of consecutive naturals, for example, 1230962 + ... + 1240337.

It is an arithmetic number, because the mean of its divisors is an integer number (1126171410).

Almost surely, 2^11585449712 is an apocalyptic number.

It is an amenable number.

11585449712 is a deficient number, since it is larger than the sum of its proper divisors (10937978488).

11585449712 is a wasteful number, since it uses less digits than its factorization.

11585449712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2471600 (or 2471594 counting only the distinct ones).

The product of its digits is 403200, while the sum is 47.

The spelling of 11585449712 in words is "eleven billion, five hundred eighty-five million, four hundred forty-nine thousand, seven hundred twelve".