353413213213 has 16 divisors (see below), whose sum is σ = 363741562800. Its totient is φ = 343252961280.

The previous prime is 353413213211. The next prime is 353413213249. The reversal of 353413213213 is 312312314353.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 54026958969 + 299386254244 = 232437^2 + 547162^2 .

It is a cyclic number.

It is not a de Polignac number, because 353413213213 - 2¹ = 353413213211 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 (353413213211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1857453 + ... + 2038861.

It is an arithmetic number, because the mean of its divisors is an integer number (22733847675).

Almost surely, 2^353413213213 is an apocalyptic number.

It is an amenable number.

353413213213 is a deficient number, since it is larger than the sum of its proper divisors (10328349587).

353413213213 is a wasteful number, since it uses less digits than its factorization.

353413213213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181872.

The product of its digits is 19440, while the sum is 31.

Adding to 353413213213 its reverse (312312314353), we get a palindrome (665725527566).

The spelling of 353413213213 in words is "three hundred fifty-three billion, four hundred thirteen million, two hundred thirteen thousand, two hundred thirteen".