11442305532 has 48 divisors (see below), whose sum is σ = 32307690240. Its totient is φ = 3076922112.

The previous prime is 11442305531. The next prime is 11442305551. The reversal of 11442305532 is 23550324411.

It is a self number, because there is not a number n which added to its sum of digits gives 11442305532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11442305531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4004982 + ... + 4007837.

It is an arithmetic number, because the mean of its divisors is an integer number (673076880).

Almost surely, 2^11442305532 is an apocalyptic number.

11442305532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11442305532 is an abundant number, since it is smaller than the sum of its proper divisors (20865384708).

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

11442305532 is a wasteful number, since it uses less digits than its factorization.

11442305532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8012850 (or 8012848 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 11442305532 its reverse (23550324411), we get a palindrome (34992629943).

The spelling of 11442305532 in words is "eleven billion, four hundred forty-two million, three hundred five thousand, five hundred thirty-two".