3518685352 has 64 divisors (see below), whose sum is σ = 8174073600. Its totient is φ = 1382745600.

The previous prime is 3518685341. The next prime is 3518685361. The reversal of 3518685352 is 2535868153.

It is a happy number.

It is a super-2 number, since 2×3518685352² = 24762293212758727808, which contains 22 as substring.

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, 93924 + ... + 125932.

It is an arithmetic number, because the mean of its divisors is an integer number (127719900).

Almost surely, 2^3518685352 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 3518685352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4087036800).

3518685352 is an abundant number, since it is smaller than the sum of its proper divisors (4655388248).

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

3518685352 is a wasteful number, since it uses less digits than its factorization.

3518685352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32186 (or 32182 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The square root of 3518685352 is about 59318.5076683492. The cubic root of 3518685352 is about 1520.9915840627.

The spelling of 3518685352 in words is "three billion, five hundred eighteen million, six hundred eighty-five thousand, three hundred fifty-two".