3520166636 has 12 divisors (see below), whose sum is σ = 7040333328. Its totient is φ = 1508642832.

The previous prime is 3520166627. The next prime is 3520166647. The reversal of 3520166636 is 6366610253.

It is a happy number.

3520166636 is an admirable number.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3520166636.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62860091 + ... + 62860146.

It is an arithmetic number, because the mean of its divisors is an integer number (586694444).

Almost surely, 2^3520166636 is an apocalyptic number.

It is an amenable number.

3520166636 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3520166636 is a wasteful number, since it uses less digits than its factorization.

3520166636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125720248 (or 125720246 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 3520166636 is about 59330.9922047491. The cubic root of 3520166636 is about 1521.2049880465.

Adding to 3520166636 its reverse (6366610253), we get a palindrome (9886776889).

The spelling of 3520166636 in words is "three billion, five hundred twenty million, one hundred sixty-six thousand, six hundred thirty-six".