53555320022 has 16 divisors (see below), whose sum is σ = 82011204000. Its totient is φ = 26223314880.

The previous prime is 53555320009. The next prime is 53555320057. The reversal of 53555320022 is 22002355535.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 1244447 + ... + 1286762.

It is an arithmetic number, because the mean of its divisors is an integer number (5125700250).

Almost surely, 2^53555320022 is an apocalyptic number.

53555320022 is a deficient number, since it is larger than the sum of its proper divisors (28455883978).

53555320022 is a wasteful number, since it uses less digits than its factorization.

53555320022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2531431.

The product of its (nonzero) digits is 45000, while the sum is 32.

Adding to 53555320022 its reverse (22002355535), we get a palindrome (75557675557).

The spelling of 53555320022 in words is "fifty-three billion, five hundred fifty-five million, three hundred twenty thousand, twenty-two".