328016145757 has 4 divisors (see below), whose sum is σ = 334995212736. Its totient is φ = 321037078780.

The previous prime is 328016145661. The next prime is 328016145797. The reversal of 328016145757 is 757541610823.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-328016145757 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 328016145757.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (328016145797) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3489533419 + ... + 3489533512.

It is an arithmetic number, because the mean of its divisors is an integer number (83748803184).

Almost surely, 2^328016145757 is an apocalyptic number.

It is an amenable number.

328016145757 is a deficient number, since it is larger than the sum of its proper divisors (6979066979).

328016145757 is an equidigital number, since it uses as much as digits as its factorization.

328016145757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6979066978.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 328016145757 in words is "three hundred twenty-eight billion, sixteen million, one hundred forty-five thousand, seven hundred fifty-seven".