11669547992 has 32 divisors (see below), whose sum is σ = 22654617600. Its totient is φ = 5629456800.

The previous prime is 11669547971. The next prime is 11669548039. The reversal of 11669547992 is 29974596611.

It is a congruent 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, 11009 + ... + 153167.

It is an arithmetic number, because the mean of its divisors is an integer number (707956800).

Almost surely, 2^11669547992 is an apocalyptic number.

It is an amenable number.

11669547992 is a deficient number, since it is larger than the sum of its proper divisors (10985069608).

11669547992 is a wasteful number, since it uses less digits than its factorization.

11669547992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142527 (or 142523 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 59.

The spelling of 11669547992 in words is "eleven billion, six hundred sixty-nine million, five hundred forty-seven thousand, nine hundred ninety-two".