355255222552553 has 4 divisors (see below), whose sum is σ = 355256494702980. Its totient is φ = 355253950402128.

The previous prime is 355255222552543. The next prime is 355255222552567.

355255222552553 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34289831485504 + 320965391067049 = 5855752^2 + 17915507^2 .

It is a cyclic number.

It is not a de Polignac number, because 355255222552553 - 2⁴ = 355255222552537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355255222552543) 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, 635656238 + ... + 636214871.

It is an arithmetic number, because the mean of its divisors is an integer number (88814123675745).

Almost surely, 2^{355255222552553} is an apocalyptic number.

It is an amenable number.

355255222552553 is a deficient number, since it is larger than the sum of its proper divisors (1272150427).

355255222552553 is a wasteful number, since it uses less digits than its factorization.

355255222552553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272150426.

The product of its digits is 112500000, while the sum is 56.

The spelling of 355255222552553 in words is "three hundred fifty-five trillion, two hundred fifty-five billion, two hundred twenty-two million, five hundred fifty-two thousand, five hundred fifty-three".