11512054032525 has 48 divisors (see below), whose sum is σ = 21402865753920. Its totient is φ = 6065789083200.

The previous prime is 11512054032379. The next prime is 11512054032547. The reversal of 11512054032525 is 52523045021511.

11512054032525 is a `hidden beast` number, since 1 + 1 + 5 + 1 + 205 + 403 + 25 + 25 = 666.

It is not a de Polignac number, because 11512054032525 - 2¹⁰ = 11512054031501 is a prime.

It is a super-2 number, since 2×11512054032525² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11512054032525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102684306 + ... + 102796355.

It is an arithmetic number, because the mean of its divisors is an integer number (445893036540).

Almost surely, 2^{11512054032525} is an apocalyptic number.

11512054032525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11512054032525 is a deficient number, since it is larger than the sum of its proper divisors (9890811721395).

11512054032525 is a wasteful number, since it uses less digits than its factorization.

11512054032525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205480763 (or 205480752 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The spelling of 11512054032525 in words is "eleven trillion, five hundred twelve billion, fifty-four million, thirty-two thousand, five hundred twenty-five".