11546142556 has 24 divisors (see below), whose sum is σ = 21762961920. Its totient is φ = 5328272832.

The previous prime is 11546142527. The next prime is 11546142557. The reversal of 11546142556 is 65524164511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11546142557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 730950 + ... + 746578.

It is an arithmetic number, because the mean of its divisors is an integer number (906790080).

Almost surely, 2^11546142556 is an apocalyptic number.

It is an amenable number.

11546142556 is a deficient number, since it is larger than the sum of its proper divisors (10216819364).

11546142556 is a wasteful number, since it uses less digits than its factorization.

11546142556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29853 (or 29851 counting only the distinct ones).

The product of its digits is 144000, while the sum is 40.

The spelling of 11546142556 in words is "eleven billion, five hundred forty-six million, one hundred forty-two thousand, five hundred fifty-six".