43424014321220 has 48 divisors (see below), whose sum is σ = 101591460578160. Its totient is φ = 15480603511296.

The previous prime is 43424014321211. The next prime is 43424014321231. The reversal of 43424014321220 is 2212341042434.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 638391412036 + 42785622909184 = 798994^2 + 6541072^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2879569007 + ... + 2879584086.

It is an arithmetic number, because the mean of its divisors is an integer number (2116488762045).

Almost surely, 2^{43424014321220} is an apocalyptic number.

It is an amenable number.

43424014321220 is an abundant number, since it is smaller than the sum of its proper divisors (58167446256940).

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

43424014321220 is a wasteful number, since it uses less digits than its factorization.

43424014321220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5759153144 (or 5759153142 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 43424014321220 its reverse (2212341042434), we get a palindrome (45636355363654).

The spelling of 43424014321220 in words is "forty-three trillion, four hundred twenty-four billion, fourteen million, three hundred twenty-one thousand, two hundred twenty".