11537855873512 has 64 divisors (see below), whose sum is σ = 22665507194880. Its totient is φ = 5495763083712.

The previous prime is 11537855873459. The next prime is 11537855873521. The reversal of 11537855873512 is 21537855873511.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 211106973 + ... + 211161619.

It is an arithmetic number, because the mean of its divisors is an integer number (354148549920).

Almost surely, 2^{11537855873512} is an apocalyptic number.

It is an amenable number.

11537855873512 is a deficient number, since it is larger than the sum of its proper divisors (11127651321368).

11537855873512 is a wasteful number, since it uses less digits than its factorization.

11537855873512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59302 (or 59298 counting only the distinct ones).

The product of its digits is 35280000, while the sum is 61.

Subtracting 11537855873512 from its reverse (21537855873511), we obtain a palindrome (9999999999999).

The spelling of 11537855873512 in words is "eleven trillion, five hundred thirty-seven billion, eight hundred fifty-five million, eight hundred seventy-three thousand, five hundred twelve".