5383818478985 has 16 divisors (see below), whose sum is σ = 6802073673600. Its totient is φ = 4079491174656.

The previous prime is 5383818478979. The next prime is 5383818478993. The reversal of 5383818478985 is 5898748183835.

It is a de Polignac number, because none of the positive numbers 2^k-5383818478985 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5642165 + ... + 6526994.

It is an arithmetic number, because the mean of its divisors is an integer number (425129604600).

Almost surely, 2^{5383818478985} is an apocalyptic number.

It is an amenable number.

5383818478985 is a deficient number, since it is larger than the sum of its proper divisors (1418255194615).

5383818478985 is a wasteful number, since it uses less digits than its factorization.

5383818478985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12173840.

The product of its digits is 1857945600, while the sum is 77.

The spelling of 5383818478985 in words is "five trillion, three hundred eighty-three billion, eight hundred eighteen million, four hundred seventy-eight thousand, nine hundred eighty-five".