5220661015350 has 576 divisors, whose sum is σ = 16125505044480. Its totient is φ = 1199409120000.

The previous prime is 5220661015343. The next prime is 5220661015363. The reversal of 5220661015350 is 535101660225.

5220661015350 is a `hidden beast` number, since 5 + 2 + 2 + 0 + 6 + 610 + 1 + 5 + 35 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 1539562155 + ... + 1539565545.

It is an arithmetic number, because the mean of its divisors is an integer number (27995668480).

Almost surely, 2^{5220661015350} is an apocalyptic number.

5220661015350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5220661015350, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8062752522240).

5220661015350 is an abundant number, since it is smaller than the sum of its proper divisors (10904844029130).

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

5220661015350 is a wasteful number, since it uses less digits than its factorization.

5220661015350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3657 (or 3649 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

Adding to 5220661015350 its reverse (535101660225), we get a palindrome (5755762675575).

The spelling of 5220661015350 in words is "five trillion, two hundred twenty billion, six hundred sixty-one million, fifteen thousand, three hundred fifty".