11660587516 has 12 divisors (see below), whose sum is σ = 20406798720. Its totient is φ = 5830073600.

The previous prime is 11660587507. The next prime is 11660587531. The reversal of 11660587516 is 61578506611.

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, 144540 + ... + 210268.

It is an arithmetic number, because the mean of its divisors is an integer number (1700566560).

Almost surely, 2^11660587516 is an apocalyptic number.

It is an amenable number.

11660587516 is a deficient number, since it is larger than the sum of its proper divisors (8746211204).

11660587516 is a wasteful number, since it uses less digits than its factorization.

11660587516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110084 (or 110082 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 46.

The spelling of 11660587516 in words is "eleven billion, six hundred sixty million, five hundred eighty-seven thousand, five hundred sixteen".