43204746816 has 672 divisors, whose sum is σ = 162071669760. Its totient is φ = 11085465600.

The previous prime is 43204746811. The next prime is 43204746847. The reversal of 43204746816 is 61864740234.

It is a tau number, because it is divible by the number of its divisors (672).

It is not an unprimeable number, because it can be changed into a prime (43204746811) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 130527771 + ... + 130528101.

It is an arithmetic number, because the mean of its divisors is an integer number (241178080).

Almost surely, 2^43204746816 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 43204746816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81035834880).

43204746816 is an abundant number, since it is smaller than the sum of its proper divisors (118866922944).

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

43204746816 is a wasteful number, since it uses less digits than its factorization.

43204746816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485 (or 463 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 43204746816 in words is "forty-three billion, two hundred four million, seven hundred forty-six thousand, eight hundred sixteen".