11747547924 has 108 divisors (see below), whose sum is σ = 33653358144. Its totient is φ = 3179729952.

The previous prime is 11747547907. The next prime is 11747547941. The reversal of 11747547924 is 42974574711.

11747547924 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (11747547907) and next prime (11747547941).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 184597 + ... + 239939.

It is an arithmetic number, because the mean of its divisors is an integer number (311605168).

Almost surely, 2^11747547924 is an apocalyptic number.

11747547924 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 11747547924, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16826679072).

11747547924 is an abundant number, since it is smaller than the sum of its proper divisors (21905810220).

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

11747547924 is a wasteful number, since it uses less digits than its factorization.

11747547924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55402 (or 55374 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 51.

The spelling of 11747547924 in words is "eleven billion, seven hundred forty-seven million, five hundred forty-seven thousand, nine hundred twenty-four".