111436313440 has 48 divisors (see below), whose sum is σ = 264722880240. Its totient is φ = 44328245760.

The previous prime is 111436313399. The next prime is 111436313441. The reversal of 111436313440 is 44313634111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111436313441) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1895010 + ... + 1952929.

It is an arithmetic number, because the mean of its divisors is an integer number (5515060005).

Almost surely, 2^111436313440 is an apocalyptic number.

111436313440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111436313440 is an abundant number, since it is smaller than the sum of its proper divisors (153286566800).

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

111436313440 is a wasteful number, since it uses less digits than its factorization.

111436313440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3848135 (or 3848127 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 111436313440 its reverse (44313634111), we get a palindrome (155749947551).

The spelling of 111436313440 in words is "one hundred eleven billion, four hundred thirty-six million, three hundred thirteen thousand, four hundred forty".