4538663764918 has 16 divisors (see below), whose sum is σ = 6831925793280. Its totient is φ = 2261367721000.

The previous prime is 4538663764903. The next prime is 4538663764919. The reversal of 4538663764918 is 8194673668354.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4538663764919) 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, 2414608 + ... + 3861043.

It is an arithmetic number, because the mean of its divisors is an integer number (426995362080).

Almost surely, 2^{4538663764918} is an apocalyptic number.

4538663764918 is a deficient number, since it is larger than the sum of its proper divisors (2293262028362).

4538663764918 is a wasteful number, since it uses less digits than its factorization.

4538663764918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6276923.

The product of its digits is 627056640, while the sum is 70.

The spelling of 4538663764918 in words is "four trillion, five hundred thirty-eight billion, six hundred sixty-three million, seven hundred sixty-four thousand, nine hundred eighteen".