43420333434 has 16 divisors (see below), whose sum is σ = 86842793088. Its totient is φ = 14473090112.

The previous prime is 43420333399. The next prime is 43420333457. The reversal of 43420333434 is 43433302434.

43420333434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43420333395 and 43420333404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326479 + ... + 439805.

It is an arithmetic number, because the mean of its divisors is an integer number (5427674568).

Almost surely, 2^43420333434 is an apocalyptic number.

43420333434 is an abundant number, since it is smaller than the sum of its proper divisors (43422459654).

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

43420333434 is a wasteful number, since it uses less digits than its factorization.

43420333434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177189.

The product of its (nonzero) digits is 124416, while the sum is 33.

Adding to 43420333434 its reverse (43433302434), we get a palindrome (86853635868).

The spelling of 43420333434 in words is "forty-three billion, four hundred twenty million, three hundred thirty-three thousand, four hundred thirty-four".