519914243217 has 8 divisors (see below), whose sum is σ = 693779399296. Its totient is φ = 346329291312.

The previous prime is 519914243201. The next prime is 519914243257. The reversal of 519914243217 is 712342419915.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 519914243217 - 2⁴ = 519914243201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (519914243257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70046713 + ... + 70054134.

It is an arithmetic number, because the mean of its divisors is an integer number (86722424912).

Almost surely, 2^519914243217 is an apocalyptic number.

It is an amenable number.

519914243217 is a deficient number, since it is larger than the sum of its proper divisors (173865156079).

519914243217 is a wasteful number, since it uses less digits than its factorization.

519914243217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140102087.

The product of its digits is 544320, while the sum is 48.

The spelling of 519914243217 in words is "five hundred nineteen billion, nine hundred fourteen million, two hundred forty-three thousand, two hundred seventeen".