352434040240 has 40 divisors (see below), whose sum is σ = 819690594480. Its totient is φ = 140925194496.

The previous prime is 352434040229. The next prime is 352434040249. The reversal of 352434040240 is 42040434253.

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

It is not an unprimeable number, because it can be changed into a prime (352434040249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 521770 + ... + 988489.

It is an arithmetic number, because the mean of its divisors is an integer number (20492264862).

Almost surely, 2^352434040240 is an apocalyptic number.

It is an amenable number.

352434040240 is an abundant number, since it is smaller than the sum of its proper divisors (467256554240).

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

352434040240 is a wasteful number, since it uses less digits than its factorization.

352434040240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513189 (or 1513183 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 352434040240 its reverse (42040434253), we get a palindrome (394474474493).

The spelling of 352434040240 in words is "three hundred fifty-two billion, four hundred thirty-four million, forty thousand, two hundred forty".