355115350340 has 24 divisors (see below), whose sum is σ = 745785462912. Its totient is φ = 142037906400.

The previous prime is 355115350319. The next prime is 355115350349. The reversal of 355115350340 is 43053511553.

It is a super-2 number, since 2×355115350340² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 355115350340.

It is not an unprimeable number, because it can be changed into a prime (355115350349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154814 + ... + 856853.

It is an arithmetic number, because the mean of its divisors is an integer number (31074394288).

Almost surely, 2^355115350340 is an apocalyptic number.

It is an amenable number.

355115350340 is an abundant number, since it is smaller than the sum of its proper divisors (390670112572).

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

355115350340 is a wasteful number, since it uses less digits than its factorization.

355115350340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1029227 (or 1029225 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 35.

Adding to 355115350340 its reverse (43053511553), we get a palindrome (398168861893).

The spelling of 355115350340 in words is "three hundred fifty-five billion, one hundred fifteen million, three hundred fifty thousand, three hundred forty".