11820673325 has 48 divisors (see below), whose sum is σ = 16153966080. Its totient is φ = 8540421120.

The previous prime is 11820673313. The next prime is 11820673343. The reversal of 11820673325 is 52337602811.

It is not a de Polignac number, because 11820673325 - 2¹⁶ = 11820607789 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2055404 + ... + 2061146.

It is an arithmetic number, because the mean of its divisors is an integer number (336540960).

Almost surely, 2^11820673325 is an apocalyptic number.

It is an amenable number.

11820673325 is a deficient number, since it is larger than the sum of its proper divisors (4333292755).

11820673325 is a wasteful number, since it uses less digits than its factorization.

11820673325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5966 (or 5961 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The spelling of 11820673325 in words is "eleven billion, eight hundred twenty million, six hundred seventy-three thousand, three hundred twenty-five".