4542349855681 has 8 divisors (see below), whose sum is σ = 5018015952000. Its totient is φ = 4077137959440.

The previous prime is 4542349855657. The next prime is 4542349855697. The reversal of 4542349855681 is 1865589432454.

4542349855681 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4542349855681 - 2⁷ = 4542349855553 is a prime.

It is a super-2 number, since 2×4542349855681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4542349855181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2613549106 + ... + 2613550843.

It is an arithmetic number, because the mean of its divisors is an integer number (627251994000).

Almost surely, 2^{4542349855681} is an apocalyptic number.

It is an amenable number.

4542349855681 is a deficient number, since it is larger than the sum of its proper divisors (475666096319).

4542349855681 is a wasteful number, since it uses less digits than its factorization.

4542349855681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5227100039.

The product of its digits is 165888000, while the sum is 64.

The spelling of 4542349855681 in words is "four trillion, five hundred forty-two billion, three hundred forty-nine million, eight hundred fifty-five thousand, six hundred eighty-one".