32313434420352 has 128 divisors (see below), whose sum is σ = 86065509816000. Its totient is φ = 10741926150144.

The previous prime is 32313434420347. The next prime is 32313434420417. The reversal of 32313434420352 is 25302443431323.

It is a tau number, because it is divible by the number of its divisors (128).

It is a self number, because there is not a number n which added to its sum of digits gives 32313434420352.

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, 631182468 + ... + 631233660.

Almost surely, 2^{32313434420352} is an apocalyptic number.

32313434420352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32313434420352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43032754908000).

32313434420352 is an abundant number, since it is smaller than the sum of its proper divisors (53752075395648).

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

32313434420352 is a wasteful number, since it uses less digits than its factorization.

32313434420352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55638 (or 55626 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 39.

Adding to 32313434420352 its reverse (25302443431323), we get a palindrome (57615877851675).

The spelling of 32313434420352 in words is "thirty-two trillion, three hundred thirteen billion, four hundred thirty-four million, four hundred twenty thousand, three hundred fifty-two".