5217964358838 has 32 divisors (see below), whose sum is σ = 13011028012800. Its totient is φ = 1355315417760.

The previous prime is 5217964358797. The next prime is 5217964358851. The reversal of 5217964358838 is 8388534697125.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5647147113 + ... + 5647148036.

It is an arithmetic number, because the mean of its divisors is an integer number (406594625400).

Almost surely, 2^{5217964358838} is an apocalyptic number.

5217964358838 is an abundant number, since it is smaller than the sum of its proper divisors (7793063653962).

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

5217964358838 is a wasteful number, since it uses less digits than its factorization.

5217964358838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11294295172.

The product of its digits is 348364800, while the sum is 69.

The spelling of 5217964358838 in words is "five trillion, two hundred seventeen billion, nine hundred sixty-four million, three hundred fifty-eight thousand, eight hundred thirty-eight".