11172647478384 has 360 divisors, whose sum is σ = 38259458285568. Its totient is φ = 2980742768640.

The previous prime is 11172647478383. The next prime is 11172647478413. The reversal of 11172647478384 is 48387474627111.

11172647478384 is a `hidden beast` number, since 1 + 1 + 1 + 7 + 2 + 6 + 474 + 7 + 83 + 84 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 71 ways as a sum of consecutive naturals, for example, 36845629 + ... + 37147619.

Almost surely, 2^{11172647478384} is an apocalyptic number.

11172647478384 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11172647478384, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19129729142784).

11172647478384 is an abundant number, since it is smaller than the sum of its proper divisors (27086810807184).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11172647478384 is a wasteful number, since it uses less digits than its factorization.

11172647478384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302173 (or 302147 counting only the distinct ones).

The product of its digits is 50577408, while the sum is 63.

The spelling of 11172647478384 in words is "eleven trillion, one hundred seventy-two billion, six hundred forty-seven million, four hundred seventy-eight thousand, three hundred eighty-four".