355434325553 has 4 divisors (see below), whose sum is σ = 355873676580. Its totient is φ = 354994974528.

The previous prime is 355434325549. The next prime is 355434325559. The reversal of 355434325553 is 355523434553.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 293620929424 + 61813396129 = 541868^2 + 248623^2 .

It is a cyclic number.

It is not a de Polignac number, because 355434325553 - 2² = 355434325549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 355434325498 and 355434325507.

It is not an unprimeable number, because it can be changed into a prime (355434325559) 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, 219674300 + ... + 219675917.

It is an arithmetic number, because the mean of its divisors is an integer number (88968419145).

Almost surely, 2^355434325553 is an apocalyptic number.

It is an amenable number.

355434325553 is a deficient number, since it is larger than the sum of its proper divisors (439351027).

355434325553 is an equidigital number, since it uses as much as digits as its factorization.

355434325553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439351026.

The product of its digits is 8100000, while the sum is 47.

The spelling of 355434325553 in words is "three hundred fifty-five billion, four hundred thirty-four million, three hundred twenty-five thousand, five hundred fifty-three".