1518328947107 has 12 divisors (see below), whose sum is σ = 1766409366456. Its totient is φ = 1301284827360.

The previous prime is 1518328947089. The next prime is 1518328947151. The reversal of 1518328947107 is 7017498238151.

It is not a de Polignac number, because 1518328947107 - 2²⁶ = 1518261838243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1518328947407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1204994 + ... + 2118647.

It is an arithmetic number, because the mean of its divisors is an integer number (147200780538).

Almost surely, 2^{1518328947107} is an apocalyptic number.

1518328947107 is a deficient number, since it is larger than the sum of its proper divisors (248080419349).

1518328947107 is an equidigital number, since it uses as much as digits as its factorization.

1518328947107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332978 (or 3332971 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 56.

The spelling of 1518328947107 in words is "one trillion, five hundred eighteen billion, three hundred twenty-eight million, nine hundred forty-seven thousand, one hundred seven".