355222121222553 has 24 divisors (see below), whose sum is σ = 515468450585088. Its totient is φ = 217488592706112.

The previous prime is 355222121222539. The next prime is 355222121222567.

355222121222553 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (355222121222539) and next prime (355222121222567).

It is not a de Polignac number, because 355222121222553 - 2⁴ = 355222121222537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (355222120222553) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1778162425 + ... + 1778362182.

It is an arithmetic number, because the mean of its divisors is an integer number (21477852107712).

Almost surely, 2^{355222121222553} is an apocalyptic number.

It is an amenable number.

355222121222553 is a deficient number, since it is larger than the sum of its proper divisors (160246329362535).

355222121222553 is a wasteful number, since it uses less digits than its factorization.

355222121222553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556524833 (or 3556524820 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The spelling of 355222121222553 in words is "three hundred fifty-five trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-two thousand, five hundred fifty-three".