42555354446663 has 4 divisors (see below), whose sum is σ = 42653634711408. Its totient is φ = 42457074181920.

The previous prime is 42555354446641. The next prime is 42555354446741. The reversal of 42555354446663 is 36664445355524.

42555354446663 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42555354446663 - 2⁶ = 42555354446599 is a prime.

It is a super-2 number, since 2×42555354446663² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42555354446596 and 42555354446605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42555354446603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49140131723 + ... + 49140132588.

It is an arithmetic number, because the mean of its divisors is an integer number (10663408677852).

Almost surely, 2^{42555354446663} is an apocalyptic number.

42555354446663 is a deficient number, since it is larger than the sum of its proper divisors (98280264745).

42555354446663 is an equidigital number, since it uses as much as digits as its factorization.

42555354446663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98280264744.

The product of its digits is 622080000, while the sum is 62.

The spelling of 42555354446663 in words is "forty-two trillion, five hundred fifty-five billion, three hundred fifty-four million, four hundred forty-six thousand, six hundred sixty-three".