3685368520 has 32 divisors (see below), whose sum is σ = 8309433600. Its totient is φ = 1471062208.

The previous prime is 3685368503. The next prime is 3685368521. The reversal of 3685368520 is 258635863.

It is a super-2 number, since 2×3685368520² = 27163882256413980800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3685368521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77014 + ... + 115333.

It is an arithmetic number, because the mean of its divisors is an integer number (259669800).

Almost surely, 2^3685368520 is an apocalyptic number.

It is an amenable number.

3685368520 is an abundant number, since it is smaller than the sum of its proper divisors (4624065080).

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

3685368520 is a wasteful number, since it uses less digits than its factorization.

3685368520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192837 (or 192833 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 46.

The square root of 3685368520 is about 60707.2361419955. The cubic root of 3685368520 is about 1544.6389216349.

The spelling of 3685368520 in words is "three billion, six hundred eighty-five million, three hundred sixty-eight thousand, five hundred twenty".