1328993127517 has 16 divisors (see below), whose sum is σ = 1495787832000. Its totient is φ = 1180078413360.

The previous prime is 1328993127499. The next prime is 1328993127541. The reversal of 1328993127517 is 7157213998231.

It is not a de Polignac number, because 1328993127517 - 2²⁷ = 1328858909789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1328993121517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11553142 + ... + 11667607.

It is an arithmetic number, because the mean of its divisors is an integer number (93486739500).

Almost surely, 2^{1328993127517} is an apocalyptic number.

It is an amenable number.

1328993127517 is a deficient number, since it is larger than the sum of its proper divisors (166794704483).

1328993127517 is an equidigital number, since it uses as much as digits as its factorization.

1328993127517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23220825 (or 23220803 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 58.

The spelling of 1328993127517 in words is "one trillion, three hundred twenty-eight billion, nine hundred ninety-three million, one hundred twenty-seven thousand, five hundred seventeen".