11172647478385 has 8 divisors (see below), whose sum is σ = 13407900897600. Its totient is φ = 8937635367024.

The previous prime is 11172647478383. The next prime is 11172647478413. The reversal of 11172647478385 is 58387474627111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11172647478385 - 2¹ = 11172647478383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11172647478383) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60225085 + ... + 60410314.

It is an arithmetic number, because the mean of its divisors is an integer number (1675987612200).

Almost surely, 2^{11172647478385} is an apocalyptic number.

It is an amenable number.

11172647478385 is a deficient number, since it is larger than the sum of its proper divisors (2235253419215).

11172647478385 is a wasteful number, since it uses less digits than its factorization.

11172647478385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120653927.

The product of its digits is 63221760, while the sum is 64.

The spelling of 11172647478385 in words is "eleven trillion, one hundred seventy-two billion, six hundred forty-seven million, four hundred seventy-eight thousand, three hundred eighty-five".