5445382920 has 32 divisors (see below), whose sum is σ = 16336149120. Its totient is φ = 1452102080.

The previous prime is 5445382889. The next prime is 5445382927. The reversal of 5445382920 is 292835445.

It is not an unprimeable number, because it can be changed into a prime (5445382927) 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 7 ways as a sum of consecutive naturals, for example, 22688976 + ... + 22689215.

It is an arithmetic number, because the mean of its divisors is an integer number (510504660).

Almost surely, 2^5445382920 is an apocalyptic number.

It is an amenable number.

5445382920 is an abundant number, since it is smaller than the sum of its proper divisors (10890766200).

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

5445382920 is a wasteful number, since it uses less digits than its factorization.

5445382920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45378205 (or 45378201 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 5445382920 is about 73792.8378638469. The cubic root of 5445382920 is about 1759.3117703384.

The spelling of 5445382920 in words is "five billion, four hundred forty-five million, three hundred eighty-two thousand, nine hundred twenty".