4242420611455 has 48 divisors (see below), whose sum is σ = 5825135996064. Its totient is φ = 2947995187200.

The previous prime is 4242420611333. The next prime is 4242420611483. The reversal of 4242420611455 is 5541160242424.

It is not a de Polignac number, because 4242420611455 - 2³⁷ = 4104981657983 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 109177780 + ... + 109216630.

It is an arithmetic number, because the mean of its divisors is an integer number (121356999918).

Almost surely, 2^{4242420611455} is an apocalyptic number.

4242420611455 is a deficient number, since it is larger than the sum of its proper divisors (1582715384609).

4242420611455 is a wasteful number, since it uses less digits than its factorization.

4242420611455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44716 (or 44699 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 4242420611455 its reverse (5541160242424), we get a palindrome (9783580853879).

The spelling of 4242420611455 in words is "four trillion, two hundred forty-two billion, four hundred twenty million, six hundred eleven thousand, four hundred fifty-five".