355315444241 has 4 divisors (see below), whose sum is σ = 355793662272. Its totient is φ = 354837226212.

The previous prime is 355315444223. The next prime is 355315444247. The reversal of 355315444241 is 142444513553.

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 a de Polignac number, because none of the positive numbers 2^k-355315444241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (355315444247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 239107901 + ... + 239109386.

It is an arithmetic number, because the mean of its divisors is an integer number (88948415568).

Almost surely, 2^355315444241 is an apocalyptic number.

It is an amenable number.

355315444241 is a deficient number, since it is larger than the sum of its proper divisors (478218031).

355315444241 is an equidigital number, since it uses as much as digits as its factorization.

355315444241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478218030.

The product of its digits is 576000, while the sum is 41.

Adding to 355315444241 its reverse (142444513553), we get a palindrome (497759957794).

The spelling of 355315444241 in words is "three hundred fifty-five billion, three hundred fifteen million, four hundred forty-four thousand, two hundred forty-one".