11745660516 has 24 divisors (see below), whose sum is σ = 28598130624. Its totient is φ = 3744993120.

The previous prime is 11745660499. The next prime is 11745660541. The reversal of 11745660516 is 61506654711.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21278095 + ... + 21278646.

It is an arithmetic number, because the mean of its divisors is an integer number (1191588776).

Almost surely, 2^11745660516 is an apocalyptic number.

It is an amenable number.

11745660516 is an abundant number, since it is smaller than the sum of its proper divisors (16852470108).

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

11745660516 is a wasteful number, since it uses less digits than its factorization.

11745660516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42556771 (or 42556769 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 42.

The spelling of 11745660516 in words is "eleven billion, seven hundred forty-five million, six hundred sixty thousand, five hundred sixteen".