11550206125 has 16 divisors (see below), whose sum is σ = 15041385216. Its totient is φ = 8838416400.

The previous prime is 11550206123. The next prime is 11550206131. The reversal of 11550206125 is 52160205511.

It is not a de Polignac number, because 11550206125 - 2¹ = 11550206123 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11550206093 and 11550206102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11550206123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2005857 + ... + 2011606.

It is an arithmetic number, because the mean of its divisors is an integer number (940086576).

Almost surely, 2^11550206125 is an apocalyptic number.

It is an amenable number.

11550206125 is a deficient number, since it is larger than the sum of its proper divisors (3491179091).

11550206125 is an equidigital number, since it uses as much as digits as its factorization.

11550206125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017501 (or 4017491 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 28.

The spelling of 11550206125 in words is "eleven billion, five hundred fifty million, two hundred six thousand, one hundred twenty-five".