3684545345 has 8 divisors (see below), whose sum is σ = 4761566376. Its totient is φ = 2720894976.

The previous prime is 3684545309. The next prime is 3684545351. The reversal of 3684545345 is 5435454863.

It can be written as a sum of positive squares in 4 ways, for example, as 835441216 + 2849104129 = 28904^2 + 53377^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3684545345 - 2⁶ = 3684545281 is a prime.

It is a super-2 number, since 2×3684545345² = 27151748798722338050, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3684545345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28342592 + ... + 28342721.

It is an arithmetic number, because the mean of its divisors is an integer number (595195797).

Almost surely, 2^3684545345 is an apocalyptic number.

It is an amenable number.

3684545345 is a deficient number, since it is larger than the sum of its proper divisors (1077021031).

3684545345 is a wasteful number, since it uses less digits than its factorization.

3684545345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56685331.

The product of its digits is 3456000, while the sum is 47.

The square root of 3684545345 is about 60700.4558879091. The cubic root of 3684545345 is about 1544.5239080057.

The spelling of 3684545345 in words is "three billion, six hundred eighty-four million, five hundred forty-five thousand, three hundred forty-five".