5207121360 has 480 divisors, whose sum is σ = 20746672128. Its totient is φ = 1145733120.

The previous prime is 5207121313. The next prime is 5207121373. The reversal of 5207121360 is 631217025.

It is a happy number.

5207121360 is a `hidden beast` number, since 520 + 7 + 1 + 2 + 136 + 0 = 666.

It is a super-2 number, since 2×5207121360² = 54228225715536499200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23350209 + ... + 23350431.

Almost surely, 2^5207121360 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 5207121360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10373336064).

5207121360 is an abundant number, since it is smaller than the sum of its proper divisors (15539550768).

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

5207121360 is a wasteful number, since it uses less digits than its factorization.

5207121360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5207121360 is about 72160.3863626020. The cubic root of 5207121360 is about 1733.2687217862.

Adding to 5207121360 its reverse (631217025), we get a palindrome (5838338385).

The spelling of 5207121360 in words is "five billion, two hundred seven million, one hundred twenty-one thousand, three hundred sixty".