352202273440 has 96 divisors (see below), whose sum is σ = 878672128320. Its totient is φ = 133039355904.

The previous prime is 352202273417. The next prime is 352202273483. The reversal of 352202273440 is 44372202253.

It is a junction number, because it is equal to n+sod(n) for n = 352202273396 and 352202273405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 766447 + ... + 1136593.

It is an arithmetic number, because the mean of its divisors is an integer number (9152834670).

Almost surely, 2^352202273440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 352202273440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (439336064160).

352202273440 is an abundant number, since it is smaller than the sum of its proper divisors (526469854880).

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

352202273440 is a wasteful number, since it uses less digits than its factorization.

352202273440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370494 (or 370486 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

Adding to 352202273440 its reverse (44372202253), we get a palindrome (396574475693).

The spelling of 352202273440 in words is "three hundred fifty-two billion, two hundred two million, two hundred seventy-three thousand, four hundred forty".