352540544121 has 24 divisors (see below), whose sum is σ = 511055950080. Its totient is φ = 234182684736.

The previous prime is 352540544119. The next prime is 352540544129. The reversal of 352540544121 is 121445045253.

352540544121 is a `hidden beast` number, since 3 + 5 + 2 + 540 + 54 + 41 + 21 = 666.

It is not a de Polignac number, because 352540544121 - 2¹ = 352540544119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (352540544129) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7432960 + ... + 7480238.

It is an arithmetic number, because the mean of its divisors is an integer number (21293997920).

Almost surely, 2^352540544121 is an apocalyptic number.

It is an amenable number.

352540544121 is a deficient number, since it is larger than the sum of its proper divisors (158515405959).

352540544121 is a wasteful number, since it uses less digits than its factorization.

352540544121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50245 (or 50242 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 352540544121 its reverse (121445045253), we get a palindrome (473985589374).

The spelling of 352540544121 in words is "three hundred fifty-two billion, five hundred forty million, five hundred forty-four thousand, one hundred twenty-one".