5209263903852 has 144 divisors (see below), whose sum is σ = 14096443495680. Its totient is φ = 1618412544000.

The previous prime is 5209263903839. The next prime is 5209263903889. The reversal of 5209263903852 is 2583093629025.

5209263903852 is a `hidden beast` number, since 5 + 209 + 26 + 39 + 0 + 385 + 2 = 666.

It is a super-3 number, since 3×5209263903852³ (a number of 39 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12777268 + ... + 13178660.

It is an arithmetic number, because the mean of its divisors is an integer number (97891968720).

Almost surely, 2^{5209263903852} 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 5209263903852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7048221747840).

5209263903852 is an abundant number, since it is smaller than the sum of its proper divisors (8887179591828).

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

5209263903852 is a wasteful number, since it uses less digits than its factorization.

5209263903852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401864 (or 401859 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 5209263903852 in words is "five trillion, two hundred nine billion, two hundred sixty-three million, nine hundred three thousand, eight hundred fifty-two".