785470009317 has 16 divisors (see below), whose sum is σ = 1200458343552. Its totient is φ = 447508131840.

The previous prime is 785470009307. The next prime is 785470009343. The reversal of 785470009317 is 713900074587.

It is not a de Polignac number, because 785470009317 - 2⁴ = 785470009301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 785470009317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785470009307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55487484 + ... + 55501637.

It is an arithmetic number, because the mean of its divisors is an integer number (75028646472).

Almost surely, 2^785470009317 is an apocalyptic number.

It is an amenable number.

785470009317 is a deficient number, since it is larger than the sum of its proper divisors (414988334235).

785470009317 is a wasteful number, since it uses less digits than its factorization.

785470009317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110989468.

The product of its (nonzero) digits is 1481760, while the sum is 51.

The spelling of 785470009317 in words is "seven hundred eighty-five billion, four hundred seventy million, nine thousand, three hundred seventeen".