11671228425 has 48 divisors (see below), whose sum is σ = 19450005120. Its totient is φ = 6175296000.

The previous prime is 11671228367. The next prime is 11671228447. The reversal of 11671228425 is 52482217611.

It is not a de Polignac number, because 11671228425 - 2¹¹ = 11671226377 is a prime.

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, 7723420 + ... + 7724930.

It is an arithmetic number, because the mean of its divisors is an integer number (405208440).

Almost surely, 2^11671228425 is an apocalyptic number.

11671228425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11671228425 is a deficient number, since it is larger than the sum of its proper divisors (7778776695).

11671228425 is a wasteful number, since it uses less digits than its factorization.

11671228425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2274 (or 2269 counting only the distinct ones).

The product of its digits is 53760, while the sum is 39.

The spelling of 11671228425 in words is "eleven billion, six hundred seventy-one million, two hundred twenty-eight thousand, four hundred twenty-five".