11436241938 has 32 divisors (see below), whose sum is σ = 26419556160. Its totient is φ = 3261672960.

The previous prime is 11436241937. The next prime is 11436241951. The reversal of 11436241938 is 83914263411.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 11436241938.

It is not an unprimeable number, because it can be changed into a prime (11436241937) 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, 5095243 + ... + 5097486.

It is an arithmetic number, because the mean of its divisors is an integer number (825611130).

Almost surely, 2^11436241938 is an apocalyptic number.

11436241938 is an abundant number, since it is smaller than the sum of its proper divisors (14983314222).

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

11436241938 is a wasteful number, since it uses less digits than its factorization.

11436241938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10192762.

The product of its digits is 124416, while the sum is 42.

The spelling of 11436241938 in words is "eleven billion, four hundred thirty-six million, two hundred forty-one thousand, nine hundred thirty-eight".