43436863434 has 16 divisors (see below), whose sum is σ = 89221665888. Its totient is φ = 14087631312.

The previous prime is 43436863411. The next prime is 43436863453.

It is a happy number.

43436863434 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×43436863434² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97830552 + ... + 97830995.

It is an arithmetic number, because the mean of its divisors is an integer number (5576354118).

Almost surely, 2^43436863434 is an apocalyptic number.

43436863434 is an abundant number, since it is smaller than the sum of its proper divisors (45784802454).

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

43436863434 is a wasteful number, since it uses less digits than its factorization.

43436863434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195661589.

The product of its digits is 5971968, while the sum is 48.

The spelling of 43436863434 in words is "forty-three billion, four hundred thirty-six million, eight hundred sixty-three thousand, four hundred thirty-four".