11414432420 has 24 divisors (see below), whose sum is σ = 23972316984. Its totient is φ = 4565390336.

The previous prime is 11414432389. The next prime is 11414432429. The reversal of 11414432420 is 2423441411.

It can be written as a sum of positive squares in 4 ways, for example, as 8453331364 + 2961101056 = 91942^2 + 54416^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11414432420.

It is not an unprimeable number, because it can be changed into a prime (11414432429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443834 + ... + 468846.

It is an arithmetic number, because the mean of its divisors is an integer number (998846541).

Almost surely, 2^11414432420 is an apocalyptic number.

11414432420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11414432420 is an abundant number, since it is smaller than the sum of its proper divisors (12557884564).

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

11414432420 is a wasteful number, since it uses less digits than its factorization.

11414432420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47839 (or 47837 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 11414432420 its reverse (2423441411), we get a palindrome (13837873831).

The spelling of 11414432420 in words is "eleven billion, four hundred fourteen million, four hundred thirty-two thousand, four hundred twenty".