4011345432 has 144 divisors (see below), whose sum is σ = 11600400240. Its totient is φ = 1251965952.

The previous prime is 4011345431. The next prime is 4011345473. The reversal of 4011345432 is 2345431104.

It is a happy number.

4011345432 is a `hidden beast` number, since 4 + 0 + 113 + 4 + 543 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4011345396 and 4011345405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011345431) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 5472138 + ... + 5472870.

It is an arithmetic number, because the mean of its divisors is an integer number (80558335).

Almost surely, 2^4011345432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011345432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5800200120).

4011345432 is an abundant number, since it is smaller than the sum of its proper divisors (7589054808).

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

4011345432 is a wasteful number, since it uses less digits than its factorization.

4011345432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1018 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4011345432 is about 63335.1832080716. The cubic root of 4011345432 is about 1588.9004478103.

Adding to 4011345432 its reverse (2345431104), we get a palindrome (6356776536).

The spelling of 4011345432 in words is "four billion, eleven million, three hundred forty-five thousand, four hundred thirty-two".