5320457780 has 48 divisors (see below), whose sum is σ = 12242494656. Its totient is φ = 1926170880.

The previous prime is 5320457741. The next prime is 5320457789. The reversal of 5320457780 is 877540235.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5320457789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3329 + ... + 103208.

It is an arithmetic number, because the mean of its divisors is an integer number (255051972).

Almost surely, 2^5320457780 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 5320457780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6121247328).

5320457780 is an abundant number, since it is smaller than the sum of its proper divisors (6922036876).

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

5320457780 is a wasteful number, since it uses less digits than its factorization.

5320457780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106784 (or 106782 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 41.

The square root of 5320457780 is about 72941.4681782592. The cubic root of 5320457780 is about 1745.7538175473.

The spelling of 5320457780 in words is "five billion, three hundred twenty million, four hundred fifty-seven thousand, seven hundred eighty".