355326202623553 has 16 divisors (see below), whose sum is σ = 406554116924800. Its totient is φ = 304215057490176.

The previous prime is 355326202623533. The next prime is 355326202623611.

355326202623553 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 355326202623553 - 2⁴¹ = 353127179368001 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 355326202623553.

It is not an unprimeable number, because it can be changed into a prime (355326202623503) 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, 374323273 + ... + 375271321.

It is an arithmetic number, because the mean of its divisors is an integer number (25409632307800).

Almost surely, 2^{355326202623553} is an apocalyptic number.

It is an amenable number.

355326202623553 is a deficient number, since it is larger than the sum of its proper divisors (51227914301247).

355326202623553 is an equidigital number, since it uses as much as digits as its factorization.

355326202623553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009576.

The product of its (nonzero) digits is 29160000, while the sum is 52.

The spelling of 355326202623553 in words is "three hundred fifty-five trillion, three hundred twenty-six billion, two hundred two million, six hundred twenty-three thousand, five hundred fifty-three".