11512513623532 has 12 divisors (see below), whose sum is σ = 20218595992056. Its totient is φ = 5735771911520.

The previous prime is 11512513623511. The next prime is 11512513623539. The reversal of 11512513623532 is 23532631521511.

It is not an unprimeable number, because it can be changed into a prime (11512513623539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5121223798 + ... + 5121226045.

It is an arithmetic number, because the mean of its divisors is an integer number (1684882999338).

Almost surely, 2^{11512513623532} is an apocalyptic number.

It is an amenable number.

11512513623532 is a deficient number, since it is larger than the sum of its proper divisors (8706082368524).

11512513623532 is a wasteful number, since it uses less digits than its factorization.

11512513623532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10242450128 (or 10242450126 counting only the distinct ones).

The product of its digits is 162000, while the sum is 40.

The spelling of 11512513623532 in words is "eleven trillion, five hundred twelve billion, five hundred thirteen million, six hundred twenty-three thousand, five hundred thirty-two".