11546973952 has 18 divisors (see below), whose sum is σ = 23048843048. Its totient is φ = 5773486848.

The previous prime is 11546973887. The next prime is 11546973979. The reversal of 11546973952 is 25937964511.

It is a self number, because there is not a number n which added to its sum of digits gives 11546973952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22552428 + ... + 22552939.

Almost surely, 2^11546973952 is an apocalyptic number.

It is an amenable number.

11546973952 is a deficient number, since it is larger than the sum of its proper divisors (11501869096).

11546973952 is an frugal number, since it uses more digits than its factorization.

11546973952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45105383 (or 45105369 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 52.

The spelling of 11546973952 in words is "eleven billion, five hundred forty-six million, nine hundred seventy-three thousand, nine hundred fifty-two".