5450820672 has 112 divisors (see below), whose sum is σ = 15771571200. Its totient is φ = 1647720960.

The previous prime is 5450820607. The next prime is 5450820673. The reversal of 5450820672 is 2760280545.

It is a super-2 number, since 2×5450820672² = 59422891996605063168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5450820672.

It is not an unprimeable number, because it can be changed into a prime (5450820673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 924229 + ... + 930107.

It is an arithmetic number, because the mean of its divisors is an integer number (140817600).

Almost surely, 2^5450820672 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 5450820672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7885785600).

5450820672 is an abundant number, since it is smaller than the sum of its proper divisors (10320750528).

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

5450820672 is a wasteful number, since it uses less digits than its factorization.

5450820672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6344 (or 6334 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 5450820672 is about 73829.6733840805. The cubic root of 5450820672 is about 1759.8971909643.

The spelling of 5450820672 in words is "five billion, four hundred fifty million, eight hundred twenty thousand, six hundred seventy-two".