43402020434 has 8 divisors (see below), whose sum is σ = 65238946560. Its totient is φ = 21655704916.

The previous prime is 43402020433. The next prime is 43402020443.

43402020434 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (43402020433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22651454 + ... + 22653369.

It is an arithmetic number, because the mean of its divisors is an integer number (8154868320).

Almost surely, 2^43402020434 is an apocalyptic number.

43402020434 is a deficient number, since it is larger than the sum of its proper divisors (21836926126).

43402020434 is a wasteful number, since it uses less digits than its factorization.

43402020434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45305304.

The product of its (nonzero) digits is 9216, while the sum is 26.

It can be divided in two parts, 434020 and 20434, that added together give a palindrome (454454).

The spelling of 43402020434 in words is "forty-three billion, four hundred two million, twenty thousand, four hundred thirty-four".