785049422109 has 8 divisors (see below), whose sum is σ = 1056515110560. Its totient is φ = 518475007536.

The previous prime is 785049422099. The next prime is 785049422177. The reversal of 785049422109 is 901224940587.

785049422109 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 785049422109 - 2⁴ = 785049422093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (785049424109) 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, 1222818094 + ... + 1222818735.

It is an arithmetic number, because the mean of its divisors is an integer number (132064388820).

Almost surely, 2^785049422109 is an apocalyptic number.

It is an amenable number.

785049422109 is a deficient number, since it is larger than the sum of its proper divisors (271465688451).

785049422109 is a wasteful number, since it uses less digits than its factorization.

785049422109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445636939.

The product of its (nonzero) digits is 1451520, while the sum is 51.

The spelling of 785049422109 in words is "seven hundred eighty-five billion, forty-nine million, four hundred twenty-two thousand, one hundred nine".