11669244012 has 72 divisors (see below), whose sum is σ = 29671164432. Its totient is φ = 3866880000.

The previous prime is 11669243951. The next prime is 11669244017. The reversal of 11669244012 is 21044296611.

11669244012 is a `hidden beast` number, since 1 + 166 + 92 + 4 + 401 + 2 = 666.

It is a super-2 number, since 2×11669244012² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (11669244017) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6875548 + ... + 6877244.

It is an arithmetic number, because the mean of its divisors is an integer number (412099506).

Almost surely, 2^11669244012 is an apocalyptic number.

11669244012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11669244012 is an abundant number, since it is smaller than the sum of its proper divisors (18001920420).

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

11669244012 is a wasteful number, since it uses less digits than its factorization.

11669244012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2719 (or 2714 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 11669244012 in words is "eleven billion, six hundred sixty-nine million, two hundred forty-four thousand, twelve".