5446643000 has 64 divisors (see below), whose sum is σ = 12779320320. Its totient is φ = 2172816000.

The previous prime is 5446642919. The next prime is 5446643003. The reversal of 5446643000 is 3466445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5446643003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 375890 + ... + 390110.

It is an arithmetic number, because the mean of its divisors is an integer number (199676880).

Almost surely, 2^5446643000 is an apocalyptic number.

5446643000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5446643000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6389660160).

5446643000 is an abundant number, since it is smaller than the sum of its proper divisors (7332677320).

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

5446643000 is a wasteful number, since it uses less digits than its factorization.

5446643000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14625 (or 14611 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 5446643000 is about 73801.3753259382. The cubic root of 5446643000 is about 1759.4474634343.

The spelling of 5446643000 in words is "five billion, four hundred forty-six million, six hundred forty-three thousand".