328961077629 has 4 divisors (see below), whose sum is σ = 438614770176. Its totient is φ = 219307385084.

The previous prime is 328961077619. The next prime is 328961077639. The reversal of 328961077629 is 926770169823.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (328961077619) and next prime (328961077639).

It is a cyclic number.

It is not a de Polignac number, because 328961077629 - 2¹¹ = 328961075581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328961077619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54826846269 + ... + 54826846274.

It is an arithmetic number, because the mean of its divisors is an integer number (109653692544).

Almost surely, 2^328961077629 is an apocalyptic number.

It is an amenable number.

328961077629 is a deficient number, since it is larger than the sum of its proper divisors (109653692547).

328961077629 is a wasteful number, since it uses less digits than its factorization.

328961077629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109653692546.

The product of its (nonzero) digits is 13716864, while the sum is 60.

The spelling of 328961077629 in words is "three hundred twenty-eight billion, nine hundred sixty-one million, seventy-seven thousand, six hundred twenty-nine".