43424213140 has 96 divisors (see below), whose sum is σ = 117613036800. Its totient is φ = 13068088320.

The previous prime is 43424213087. The next prime is 43424213237. The reversal of 43424213140 is 4131242434.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 43424213099 and 43424213108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 441505 + ... + 530824.

It is an arithmetic number, because the mean of its divisors is an integer number (1225135800).

Almost surely, 2^43424213140 is an apocalyptic number.

It is an amenable number.

43424213140 is an abundant number, since it is smaller than the sum of its proper divisors (74188823660).

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

43424213140 is a wasteful number, since it uses less digits than its factorization.

43424213140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972385 (or 972383 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 43424213140 its reverse (4131242434), we get a palindrome (47555455574).

The spelling of 43424213140 in words is "forty-three billion, four hundred twenty-four million, two hundred thirteen thousand, one hundred forty".