329663003776 has 16 divisors (see below), whose sum is σ = 656750515590. Its totient is φ = 164831501824.

The previous prime is 329663003773. The next prime is 329663003779. The reversal of 329663003776 is 677300366923.

It is an interprime number because it is at equal distance from previous prime (329663003773) and next prime (329663003779).

It can be written as a sum of positive squares in only one way, i.e., 264319374400 + 65343629376 = 514120^2 + 255624^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×329663003776² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (329663003773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1287745981 + ... + 1287746236.

Almost surely, 2^329663003776 is an apocalyptic number.

It is an amenable number.

329663003776 is a deficient number, since it is larger than the sum of its proper divisors (327087511814).

329663003776 is an equidigital number, since it uses as much as digits as its factorization.

329663003776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2575492231 (or 2575492219 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 52.

The spelling of 329663003776 in words is "three hundred twenty-nine billion, six hundred sixty-three million, three thousand, seven hundred seventy-six".