3518738231252 has 12 divisors (see below), whose sum is σ = 6157820641140. Its totient is φ = 1759360905216.

The previous prime is 3518738231213. The next prime is 3518738231257. The reversal of 3518738231252 is 2521328378153.

3518738231252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 440306565136 + 3078431666116 = 663556^2 + 1754546^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3518738231252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3518738231257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1031927 + ... + 2846462.

It is an arithmetic number, because the mean of its divisors is an integer number (513151720095).

Almost surely, 2^{3518738231252} is an apocalyptic number.

It is an amenable number.

3518738231252 is a deficient number, since it is larger than the sum of its proper divisors (2639082409888).

3518738231252 is a wasteful number, since it uses less digits than its factorization.

3518738231252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4105210 (or 4105208 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

The spelling of 3518738231252 in words is "three trillion, five hundred eighteen billion, seven hundred thirty-eight million, two hundred thirty-one thousand, two hundred fifty-two".