11832536442 has 32 divisors (see below), whose sum is σ = 24537804480. Its totient is φ = 3799353600.

The previous prime is 11832536431. The next prime is 11832536449. The reversal of 11832536442 is 24463523811.

It is a self number, because there is not a number n which added to its sum of digits gives 11832536442.

It is not an unprimeable number, because it can be changed into a prime (11832536449) 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, 3184 + ... + 153867.

It is an arithmetic number, because the mean of its divisors is an integer number (766806390).

Almost surely, 2^11832536442 is an apocalyptic number.

11832536442 is an abundant number, since it is smaller than the sum of its proper divisors (12705268038).

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

11832536442 is a wasteful number, since it uses less digits than its factorization.

11832536442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157518.

The product of its digits is 138240, while the sum is 39.

The spelling of 11832536442 in words is "eleven billion, eight hundred thirty-two million, five hundred thirty-six thousand, four hundred forty-two".