352125053440 has 40 divisors (see below), whose sum is σ = 844274841300. Its totient is φ = 140850020352.

The previous prime is 352125053419. The next prime is 352125053443. The reversal of 352125053440 is 44350521253.

It can be written as a sum of positive squares in 2 ways, for example, as 327019284736 + 25105768704 = 571856^2 + 158448^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 352125053396 and 352125053405.

It is not an unprimeable number, because it can be changed into a prime (352125053443) 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 3 ways as a sum of consecutive naturals, for example, 68771865 + ... + 68776984.

Almost surely, 2^352125053440 is an apocalyptic number.

It is an amenable number.

352125053440 is an abundant number, since it is smaller than the sum of its proper divisors (492149787860).

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

352125053440 is an equidigital number, since it uses as much as digits as its factorization.

352125053440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137548872 (or 137548856 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 352125053440 its reverse (44350521253), we get a palindrome (396475574693).

The spelling of 352125053440 in words is "three hundred fifty-two billion, one hundred twenty-five million, fifty-three thousand, four hundred forty".