54443320000 has 140 divisors (see below), whose sum is σ = 136251198160. Its totient is φ = 21575808000.

The previous prime is 54443319991. The next prime is 54443320039. The reversal of 54443320000 is 2334445.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a nialpdrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4353757 + ... + 4366243.

It is an arithmetic number, because the mean of its divisors is an integer number (973222844).

Almost surely, 2^54443320000 is an apocalyptic number.

54443320000 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 54443320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68125599080).

54443320000 is an abundant number, since it is smaller than the sum of its proper divisors (81807878160).

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

54443320000 is a wasteful number, since it uses less digits than its factorization.

54443320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12628 (or 12603 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 54443320000 its reverse (2334445), we get a palindrome (54445654445).

The spelling of 54443320000 in words is "fifty-four billion, four hundred forty-three million, three hundred twenty thousand".