4538083180645 has 8 divisors (see below), whose sum is σ = 6223656933504. Its totient is φ = 3111828466704.

The previous prime is 4538083180637. The next prime is 4538083180649. The reversal of 4538083180645 is 5460813808354.

It is a happy number.

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 4538083180645 - 2³ = 4538083180637 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 (4538083180649) 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, 64829759689 + ... + 64829759758.

It is an arithmetic number, because the mean of its divisors is an integer number (777957116688).

Almost surely, 2^{4538083180645} is an apocalyptic number.

It is an amenable number.

4538083180645 is a deficient number, since it is larger than the sum of its proper divisors (1685573752859).

4538083180645 is a wasteful number, since it uses less digits than its factorization.

4538083180645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129659519459.

The product of its (nonzero) digits is 11059200, while the sum is 55.

Adding to 4538083180645 its reverse (5460813808354), we get a palindrome (9998896988999).

The spelling of 4538083180645 in words is "four trillion, five hundred thirty-eight billion, eighty-three million, one hundred eighty thousand, six hundred forty-five".