11427147732 has 192 divisors, whose sum is σ = 37684684800. Its totient is φ = 2595525120.

The previous prime is 11427147701. The next prime is 11427147749. The reversal of 11427147732 is 23774172411.

It is a Harshad number since it is a multiple of its sum of digits (39).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 203194 + ... + 253262.

It is an arithmetic number, because the mean of its divisors is an integer number (196274400).

Almost surely, 2^11427147732 is an apocalyptic number.

11427147732 is a gapful number since it is divisible by the number (12) 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 11427147732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18842342400).

11427147732 is an abundant number, since it is smaller than the sum of its proper divisors (26257537068).

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

11427147732 is a wasteful number, since it uses less digits than its factorization.

11427147732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50126 (or 50124 counting only the distinct ones).

The product of its digits is 65856, while the sum is 39.

The spelling of 11427147732 in words is "eleven billion, four hundred twenty-seven million, one hundred forty-seven thousand, seven hundred thirty-two".