355532504522401 has 4 divisors (see below), whose sum is σ = 358984276411072. Its totient is φ = 352080732633732.

The previous prime is 355532504522323. The next prime is 355532504522407. The reversal of 355532504522401 is 104225405235553.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 355532504522401 - 2²⁹ = 355531967651489 is a prime.

It is a super-2 number, since 2×355532504522401² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (355532504522407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725885944181 + ... + 1725885944386.

It is an arithmetic number, because the mean of its divisors is an integer number (89746069102768).

Almost surely, 2^{355532504522401} is an apocalyptic number.

It is an amenable number.

355532504522401 is a deficient number, since it is larger than the sum of its proper divisors (3451771888671).

355532504522401 is a wasteful number, since it uses less digits than its factorization.

355532504522401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451771888670.

The product of its (nonzero) digits is 3600000, while the sum is 46.

Adding to 355532504522401 its reverse (104225405235553), we get a palindrome (459757909757954).

The spelling of 355532504522401 in words is "three hundred fifty-five trillion, five hundred thirty-two billion, five hundred four million, five hundred twenty-two thousand, four hundred one".