4542440442455 has 8 divisors (see below), whose sum is σ = 5454258368832. Its totient is φ = 3631732462048.

The previous prime is 4542440442427. The next prime is 4542440442461. The reversal of 4542440442455 is 5542440442454.

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 4542440442455 - 2⁶ = 4542440442391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 277477487 + ... + 277493856.

It is an arithmetic number, because the mean of its divisors is an integer number (681782296104).

Almost surely, 2^{4542440442455} is an apocalyptic number.

4542440442455 is a deficient number, since it is larger than the sum of its proper divisors (911817926377).

4542440442455 is a wasteful number, since it uses less digits than its factorization.

4542440442455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554972985.

The product of its (nonzero) digits is 8192000, while the sum is 47.

Subtracting 4542440442455 from its reverse (5542440442454), we obtain a palindrome (999999999999).

The spelling of 4542440442455 in words is "four trillion, five hundred forty-two billion, four hundred forty million, four hundred forty-two thousand, four hundred fifty-five".