43321816696 has 8 divisors (see below), whose sum is σ = 81228406320. Its totient is φ = 21660908344.

The previous prime is 43321816691. The next prime is 43321816751. The reversal of 43321816696 is 69661812334.

It is a happy number.

43321816696 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43321816691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2707613536 + ... + 2707613551.

It is an arithmetic number, because the mean of its divisors is an integer number (10153550790).

Almost surely, 2^43321816696 is an apocalyptic number.

It is an amenable number.

43321816696 is a deficient number, since it is larger than the sum of its proper divisors (37906589624).

43321816696 is a wasteful number, since it uses less digits than its factorization.

43321816696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5415227093 (or 5415227089 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

The spelling of 43321816696 in words is "forty-three billion, three hundred twenty-one million, eight hundred sixteen thousand, six hundred ninety-six".