42953320055 has 16 divisors (see below), whose sum is σ = 51792701184. Its totient is φ = 34196951040.

The previous prime is 42953320027. The next prime is 42953320057. The reversal of 42953320055 is 55002335924.

It is not a de Polignac number, because 42953320055 - 2³⁰ = 41879578231 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 (42953320057) 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 15 ways as a sum of consecutive naturals, for example, 4992017 + ... + 5000613.

It is an arithmetic number, because the mean of its divisors is an integer number (3237043824).

Almost surely, 2^42953320055 is an apocalyptic number.

42953320055 is a deficient number, since it is larger than the sum of its proper divisors (8839381129).

42953320055 is a wasteful number, since it uses less digits than its factorization.

42953320055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13306.

The product of its (nonzero) digits is 162000, while the sum is 38.

Adding to 42953320055 its reverse (55002335924), we get a palindrome (97955655979).

The spelling of 42953320055 in words is "forty-two billion, nine hundred fifty-three million, three hundred twenty thousand, fifty-five".