5443721199904 has 72 divisors (see below), whose sum is σ = 12260598522228. Its totient is φ = 2364693319680.

The previous prime is 5443721199883. The next prime is 5443721199907. The reversal of 5443721199904 is 4099911273445.

It can be written as a sum of positive squares in 6 ways, for example, as 4261169347600 + 1182551852304 = 2064260^2 + 1087452^2 .

It is not an unprimeable number, because it can be changed into a prime (5443721199907) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22519687 + ... + 22760134.

Almost surely, 2^{5443721199904} is an apocalyptic number.

It is an amenable number.

5443721199904 is an abundant number, since it is smaller than the sum of its proper divisors (6816877322324).

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

5443721199904 is a wasteful number, since it uses less digits than its factorization.

5443721199904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45279878 (or 45279853 counting only the distinct ones).

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 5443721199904 in words is "five trillion, four hundred forty-three billion, seven hundred twenty-one million, one hundred ninety-nine thousand, nine hundred four".