329899065552 has 240 divisors, whose sum is σ = 1096122343680. Its totient is φ = 90661939200.

The previous prime is 329899065539. The next prime is 329899065553. The reversal of 329899065552 is 255560998923.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 329899065552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329899065553) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2878074 + ... + 2990502.

It is an arithmetic number, because the mean of its divisors is an integer number (4567176432).

Almost surely, 2^329899065552 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 329899065552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (548061171840).

329899065552 is an abundant number, since it is smaller than the sum of its proper divisors (766223278128).

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

329899065552 is a wasteful number, since it uses less digits than its factorization.

329899065552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112562 (or 112553 counting only the distinct ones).

The product of its (nonzero) digits is 52488000, while the sum is 63.

The spelling of 329899065552 in words is "three hundred twenty-nine billion, eight hundred ninety-nine million, sixty-five thousand, five hundred fifty-two".