43434433696 has 48 divisors (see below), whose sum is σ = 90767877480. Its totient is φ = 20388659200.

The previous prime is 43434433661. The next prime is 43434433703. The reversal of 43434433696 is 69633443434.

It can be written as a sum of positive squares in 4 ways, for example, as 42338823696 + 1095610000 = 205764^2 + 33100^2 .

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, 118590 + ... + 317698.

Almost surely, 2^43434433696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43434433696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45383938740).

43434433696 is an abundant number, since it is smaller than the sum of its proper divisors (47333443784).

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

43434433696 is a wasteful number, since it uses less digits than its factorization.

43434433696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199537 (or 199529 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 49.

The spelling of 43434433696 in words is "forty-three billion, four hundred thirty-four million, four hundred thirty-three thousand, six hundred ninety-six".