5443861380 has 192 divisors, whose sum is σ = 17070600960. Its totient is φ = 1288175616.

The previous prime is 5443861351. The next prime is 5443861429. The reversal of 5443861380 is 831683445.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4980114 + ... + 4981206.

It is an arithmetic number, because the mean of its divisors is an integer number (88909380).

Almost surely, 2^5443861380 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 5443861380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8535300480).

5443861380 is an abundant number, since it is smaller than the sum of its proper divisors (11626739580).

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

5443861380 is a wasteful number, since it uses less digits than its factorization.

5443861380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398 (or 1396 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 5443861380 is about 73782.5276064733. The cubic root of 5443861380 is about 1759.1478937338.

The spelling of 5443861380 in words is "five billion, four hundred forty-three million, eight hundred sixty-one thousand, three hundred eighty".