5451403320 has 384 divisors, whose sum is σ = 20170874880. Its totient is φ = 1275436800.

The previous prime is 5451403249. The next prime is 5451403417. The reversal of 5451403320 is 233041545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14853777 + ... + 14854143.

It is an arithmetic number, because the mean of its divisors is an integer number (52528320).

Almost surely, 2^5451403320 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 5451403320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10085437440).

5451403320 is an abundant number, since it is smaller than the sum of its proper divisors (14719471560).

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

5451403320 is a wasteful number, since it uses less digits than its factorization.

5451403320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 419 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 5451403320 is about 73833.6191717567. The cubic root of 5451403320 is about 1759.9598949195.

Adding to 5451403320 its reverse (233041545), we get a palindrome (5684444865).

The spelling of 5451403320 in words is "five billion, four hundred fifty-one million, four hundred three thousand, three hundred twenty".