355135342340 has 24 divisors (see below), whose sum is σ = 746464104792. Its totient is φ = 141924634880.

The previous prime is 355135342327. The next prime is 355135342343. The reversal of 355135342340 is 43243531553.

It can be written as a sum of positive squares in 4 ways, for example, as 47600766976 + 307534575364 = 218176^2 + 554558^2 .

It is a super-2 number, since 2×355135342340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 355135342294 and 355135342303.

It is not an unprimeable number, because it can be changed into a prime (355135342343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8071391 + ... + 8115270.

It is an arithmetic number, because the mean of its divisors is an integer number (31102671033).

Almost surely, 2^355135342340 is an apocalyptic number.

It is an amenable number.

355135342340 is an abundant number, since it is smaller than the sum of its proper divisors (391328762452).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

355135342340 is a wasteful number, since it uses less digits than its factorization.

355135342340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16187767 (or 16187765 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 38.

Adding to 355135342340 its reverse (43243531553), we get a palindrome (398378873893).

The spelling of 355135342340 in words is "three hundred fifty-five billion, one hundred thirty-five million, three hundred forty-two thousand, three hundred forty".