3518532521868 has 96 divisors (see below), whose sum is σ = 10377598465024. Its totient is φ = 902884485888.

The previous prime is 3518532521837. The next prime is 3518532521897. The reversal of 3518532521868 is 8681252358153.

It is a happy number.

3518532521868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3518532521868² (a number of 26 digits) contains 22 as substring.

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43501480 + ... + 43582287.

Almost surely, 2^{3518532521868} is an apocalyptic number.

It is an amenable number.

3518532521868 is an abundant number, since it is smaller than the sum of its proper divisors (6859065943156).

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

3518532521868 is a wasteful number, since it uses less digits than its factorization.

3518532521868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87083831 (or 87083829 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 57.

The spelling of 3518532521868 in words is "three trillion, five hundred eighteen billion, five hundred thirty-two million, five hundred twenty-one thousand, eight hundred sixty-eight".