5220104366172 has 96 divisors (see below), whose sum is σ = 13032746717760. Its totient is φ = 1620494254080.

The previous prime is 5220104366171. The next prime is 5220104366203. The reversal of 5220104366172 is 2716634010225.

It is a self number, because there is not a number n which added to its sum of digits gives 5220104366172.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5220104366171) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7380604 + ... + 8056892.

It is an arithmetic number, because the mean of its divisors is an integer number (135757778310).

Almost surely, 2^{5220104366172} 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 5220104366172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6516373358880).

5220104366172 is an abundant number, since it is smaller than the sum of its proper divisors (7812642351588).

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

5220104366172 is a wasteful number, since it uses less digits than its factorization.

5220104366172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676711 (or 676709 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

Adding to 5220104366172 its reverse (2716634010225), we get a palindrome (7936738376397).

The spelling of 5220104366172 in words is "five trillion, two hundred twenty billion, one hundred four million, three hundred sixty-six thousand, one hundred seventy-two".