3680045815 has 8 divisors (see below), whose sum is σ = 4523763888. Its totient is φ = 2872230720.

The previous prime is 3680045813. The next prime is 3680045821. The reversal of 3680045815 is 5185400863.

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

It is not a de Polignac number, because 3680045815 - 2¹ = 3680045813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3680045813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8975517 + ... + 8975926.

It is an arithmetic number, because the mean of its divisors is an integer number (565470486).

Almost surely, 2^3680045815 is an apocalyptic number.

3680045815 is a deficient number, since it is larger than the sum of its proper divisors (843718073).

3680045815 is a wasteful number, since it uses less digits than its factorization.

3680045815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17951489.

The product of its (nonzero) digits is 115200, while the sum is 40.

The square root of 3680045815 is about 60663.3811701920. The cubic root of 3680045815 is about 1543.8949328433.

The spelling of 3680045815 in words is "three billion, six hundred eighty million, forty-five thousand, eight hundred fifteen".