5945220720 has 80 divisors (see below), whose sum is σ = 20477989920. Its totient is φ = 1585391616.

The previous prime is 5945220683. The next prime is 5945220731. The reversal of 5945220720 is 270225495.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1374049 + ... + 1378368.

It is an arithmetic number, because the mean of its divisors is an integer number (255974874).

Almost surely, 2^5945220720 is an apocalyptic number.

It is an amenable number.

5945220720 is an abundant number, since it is smaller than the sum of its proper divisors (14532769200).

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

5945220720 is a wasteful number, since it uses less digits than its factorization.

5945220720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752439 (or 2752427 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 5945220720 is about 77105.2574082987. The cubic root of 5945220720 is about 1811.5736464547.

The spelling of 5945220720 in words is "five billion, nine hundred forty-five million, two hundred twenty thousand, seven hundred twenty".