11552853812 has 12 divisors (see below), whose sum is σ = 21406758660. Its totient is φ = 5436637056.

The previous prime is 11552853799. The next prime is 11552853827. The reversal of 11552853812 is 21835825511.

It can be written as a sum of positive squares in 2 ways, for example, as 5203313956 + 6349539856 = 72134^2 + 79684^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11552853812.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84947387 + ... + 84947522.

It is an arithmetic number, because the mean of its divisors is an integer number (1783896555).

Almost surely, 2^11552853812 is an apocalyptic number.

It is an amenable number.

11552853812 is a deficient number, since it is larger than the sum of its proper divisors (9853904848).

11552853812 is a wasteful number, since it uses less digits than its factorization.

11552853812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169894930 (or 169894928 counting only the distinct ones).

The product of its digits is 96000, while the sum is 41.

The spelling of 11552853812 in words is "eleven billion, five hundred fifty-two million, eight hundred fifty-three thousand, eight hundred twelve".