3684512345 has 8 divisors (see below), whose sum is σ = 4474685376. Its totient is φ = 2912096176.

The previous prime is 3684512339. The next prime is 3684512413. The reversal of 3684512345 is 5432154863.

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 3684512345 - 2⁴ = 3684512329 is a prime.

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, 4438757 + ... + 4439586.

It is an arithmetic number, because the mean of its divisors is an integer number (559335672).

Almost surely, 2^3684512345 is an apocalyptic number.

It is an amenable number.

3684512345 is a deficient number, since it is larger than the sum of its proper divisors (790173031).

3684512345 is an equidigital number, since it uses as much as digits as its factorization.

3684512345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8878431.

The product of its digits is 345600, while the sum is 41.

The square root of 3684512345 is about 60700.1840606765. The cubic root of 3684512345 is about 1544.5192969039.

The spelling of 3684512345 in words is "three billion, six hundred eighty-four million, five hundred twelve thousand, three hundred forty-five".