5217612120800 has 36 divisors (see below), whose sum is σ = 12737495591856. Its totient is φ = 2087044848000.

The previous prime is 5217612120691. The next prime is 5217612120821. The reversal of 5217612120800 is 80212167125.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3261006776 + ... + 3261008375.

It is an arithmetic number, because the mean of its divisors is an integer number (353819321996).

Almost surely, 2^{5217612120800} is an apocalyptic number.

5217612120800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5217612120800 is an abundant number, since it is smaller than the sum of its proper divisors (7519883471056).

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

5217612120800 is a wasteful number, since it uses less digits than its factorization.

5217612120800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6522015171 (or 6522015158 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 35.

Adding to 5217612120800 its reverse (80212167125), we get a palindrome (5297824287925).

The spelling of 5217612120800 in words is "five trillion, two hundred seventeen billion, six hundred twelve million, one hundred twenty thousand, eight hundred".