3648366638463 has 8 divisors (see below), whose sum is σ = 4864499078400. Its totient is φ = 2432239312088.

The previous prime is 3648366638461. The next prime is 3648366638473.

It is a happy number.

3648366638463 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 3648366638463 - 2¹ = 3648366638461 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3648366638394 and 3648366638403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648366638461) 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, 932698 + ... + 2857736.

It is an arithmetic number, because the mean of its divisors is an integer number (608062384800).

Almost surely, 2^{3648366638463} is an apocalyptic number.

3648366638463 is a deficient number, since it is larger than the sum of its proper divisors (1216132439937).

3648366638463 is a wasteful number, since it uses less digits than its factorization.

3648366638463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556781.

The product of its digits is 644972544, while the sum is 66.

The spelling of 3648366638463 in words is "three trillion, six hundred forty-eight billion, three hundred sixty-six million, six hundred thirty-eight thousand, four hundred sixty-three".