11542303432 has 64 divisors (see below), whose sum is σ = 23884891200. Its totient is φ = 5185440000.

The previous prime is 11542303397. The next prime is 11542303469. The reversal of 11542303432 is 23430324511.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11542303432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9856207 + ... + 9857377.

It is an arithmetic number, because the mean of its divisors is an integer number (373201425).

Almost surely, 2^11542303432 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 11542303432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11942445600).

11542303432 is an abundant number, since it is smaller than the sum of its proper divisors (12342587768).

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

11542303432 is a wasteful number, since it uses less digits than its factorization.

11542303432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2398 (or 2394 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 11542303432 its reverse (23430324511), we get a palindrome (34972627943).

The spelling of 11542303432 in words is "eleven billion, five hundred forty-two million, three hundred three thousand, four hundred thirty-two".