717470040319 has 4 divisors (see below), whose sum is σ = 740614235200. Its totient is φ = 694325845440.

The previous prime is 717470040277. The next prime is 717470040359. The reversal of 717470040319 is 913040074717.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 717470040319 - 2¹³ = 717470032127 is a prime.

It is a super-2 number, since 2×717470040319² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (717470040359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11572097394 + ... + 11572097455.

It is an arithmetic number, because the mean of its divisors is an integer number (185153558800).

Almost surely, 2^717470040319 is an apocalyptic number.

717470040319 is a deficient number, since it is larger than the sum of its proper divisors (23144194881).

717470040319 is a wasteful number, since it uses less digits than its factorization.

717470040319 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23144194880.

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 717470040319 in words is "seven hundred seventeen billion, four hundred seventy million, forty thousand, three hundred nineteen".