83443434438 has 64 divisors (see below), whose sum is σ = 210409016832. Its totient is φ = 21470296320.

The previous prime is 83443434427. The next prime is 83443434467.

83443434438 is nontrivially palindromic in base 10.

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, 1841356 + ... + 1886127.

It is an arithmetic number, because the mean of its divisors is an integer number (3287640888).

Almost surely, 2^83443434438 is an apocalyptic number.

83443434438 is an abundant number, since it is smaller than the sum of its proper divisors (126965582394).

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

83443434438 is a wasteful number, since it uses less digits than its factorization.

83443434438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3727549.

The product of its digits is 5308416, while the sum is 48.

The spelling of 83443434438 in words is "eighty-three billion, four hundred forty-three million, four hundred thirty-four thousand, four hundred thirty-eight".