518138014017 has 16 divisors (see below), whose sum is σ = 762139219968. Its totient is φ = 311077230720.

The previous prime is 518138014003. The next prime is 518138014021. The reversal of 518138014017 is 710410831815.

It is not a de Polignac number, because 518138014017 - 2¹⁴ = 518137997633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (518138014217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162017793 + ... + 162020990.

It is an arithmetic number, because the mean of its divisors is an integer number (47633701248).

Almost surely, 2^518138014017 is an apocalyptic number.

It is an amenable number.

518138014017 is a deficient number, since it is larger than the sum of its proper divisors (244001205951).

518138014017 is a wasteful number, since it uses less digits than its factorization.

518138014017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324038840.

The product of its (nonzero) digits is 26880, while the sum is 39.

The spelling of 518138014017 in words is "five hundred eighteen billion, one hundred thirty-eight million, fourteen thousand, seventeen".