5423428920 has 512 divisors, whose sum is σ = 21278638080. Its totient is φ = 1074954240.

The previous prime is 5423428909. The next prime is 5423428943. The reversal of 5423428920 is 298243245.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 12525024 + ... + 12525456.

It is an arithmetic number, because the mean of its divisors is an integer number (41559840).

Almost surely, 2^5423428920 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 5423428920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10639319040).

5423428920 is an abundant number, since it is smaller than the sum of its proper divisors (15855209160).

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

5423428920 is a wasteful number, since it uses less digits than its factorization.

5423428920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 5423428920 is about 73643.9333550293. The cubic root of 5423428920 is about 1756.9442629110.

The spelling of 5423428920 in words is "five billion, four hundred twenty-three million, four hundred twenty-eight thousand, nine hundred twenty".