3688448863 has 8 divisors (see below), whose sum is σ = 4024984320. Its totient is φ = 3352117080.

The previous prime is 3688448857. The next prime is 3688448867.

3688448863 is nontrivially palindromic in base 10.

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 3688448863 - 2⁵ = 3688448831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3688448798 and 3688448807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3688448867) 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, 11733 + ... + 86686.

It is an arithmetic number, because the mean of its divisors is an integer number (503123040).

Almost surely, 2^3688448863 is an apocalyptic number.

3688448863 is a deficient number, since it is larger than the sum of its proper divisors (336535457).

3688448863 is a wasteful number, since it uses less digits than its factorization.

3688448863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101837.

The product of its digits is 21233664, while the sum is 58.

The square root of 3688448863 is about 60732.6013192256. The cubic root of 3688448863 is about 1545.0691538399.

The spelling of 3688448863 in words is "three billion, six hundred eighty-eight million, four hundred forty-eight thousand, eight hundred sixty-three".