355882785122 has 6 divisors (see below), whose sum is σ = 533825443179. Its totient is φ = 177940970730.

The previous prime is 355882785121. The next prime is 355882785127. The reversal of 355882785122 is 221587288553.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 177941392561 + 177941392561 = 421831^2 + 421831^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=421831.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355882785121) 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 2 ways as a sum of consecutive naturals, for example, 632747 + ... + 1054577.

Almost surely, 2^355882785122 is an apocalyptic number.

355882785122 is a deficient number, since it is larger than the sum of its proper divisors (177942658057).

355882785122 is an frugal number, since it uses more digits than its factorization.

355882785122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843664 (or 421833 counting only the distinct ones).

The product of its digits is 10752000, while the sum is 56.

The spelling of 355882785122 in words is "three hundred fifty-five billion, eight hundred eighty-two million, seven hundred eighty-five thousand, one hundred twenty-two".