5207851320 has 256 divisors, whose sum is σ = 18852480000. Its totient is φ = 1149055488.

The previous prime is 5207851307. The next prime is 5207851321. The reversal of 5207851320 is 231587025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207851321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1191459 + ... + 1195821.

It is an arithmetic number, because the mean of its divisors is an integer number (73642500).

Almost surely, 2^5207851320 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 5207851320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9426240000).

5207851320 is an abundant number, since it is smaller than the sum of its proper divisors (13644628680).

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

5207851320 is a wasteful number, since it uses less digits than its factorization.

5207851320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4427 (or 4409 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5207851320 is about 72165.4440851021. Note that the first 3 decimals coincide. The cubic root of 5207851320 is about 1733.3497107263.

The spelling of 5207851320 in words is "five billion, two hundred seven million, eight hundred fifty-one thousand, three hundred twenty".