350243431521344 has 28 divisors (see below), whose sum is σ = 702823458980700. Its totient is φ = 173154056030208.

The previous prime is 350243431521311. The next prime is 350243431521419. The reversal of 350243431521344 is 443125134342053.

It can be written as a sum of positive squares in 2 ways, for example, as 64326174529600 + 285917256991744 = 8020360^2 + 16909088^2 .

It is a super-2 number, since 2×350243431521344² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 350243431521295 and 350243431521304.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30744677549 + ... + 30744688940.

Almost surely, 2^{350243431521344} is an apocalyptic number.

It is an amenable number.

350243431521344 is an abundant number, since it is smaller than the sum of its proper divisors (352580027459356).

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

350243431521344 is an equidigital number, since it uses as much as digits as its factorization.

350243431521344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61489366590 (or 61489366580 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 44.

Adding to 350243431521344 its reverse (443125134342053), we get a palindrome (793368565863397).

The spelling of 350243431521344 in words is "three hundred fifty trillion, two hundred forty-three billion, four hundred thirty-one million, five hundred twenty-one thousand, three hundred forty-four".