352305252440 has 16 divisors (see below), whose sum is σ = 792686818080. Its totient is φ = 140922100960.

The previous prime is 352305252427. The next prime is 352305252473. The reversal of 352305252440 is 44252503253.

It is a self number, because there is not a number n which added to its sum of digits gives 352305252440.

It is a congruent number.

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, 4403815616 + ... + 4403815695.

It is an arithmetic number, because the mean of its divisors is an integer number (49542926130).

Almost surely, 2^352305252440 is an apocalyptic number.

It is an amenable number.

352305252440 is an abundant number, since it is smaller than the sum of its proper divisors (440381565640).

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

352305252440 is a wasteful number, since it uses less digits than its factorization.

352305252440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8807631322 (or 8807631318 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 35.

Adding to 352305252440 its reverse (44252503253), we get a palindrome (396557755693).

The spelling of 352305252440 in words is "three hundred fifty-two billion, three hundred five million, two hundred fifty-two thousand, four hundred forty".