850619234247 has 32 divisors (see below), whose sum is σ = 1185219495936. Its totient is φ = 542005699200.

The previous prime is 850619234243. The next prime is 850619234273. The reversal of 850619234247 is 742432916058.

It is not a de Polignac number, because 850619234247 - 2² = 850619234243 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 850619234247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850619234243) 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 31 ways as a sum of consecutive naturals, for example, 27626353 + ... + 27657125.

It is an arithmetic number, because the mean of its divisors is an integer number (37038109248).

It is a 1-persistent number, because it is pandigital, but 2⋅850619234247 = 1701238468494 is not.

Almost surely, 2^850619234247 is an apocalyptic number.

850619234247 is a deficient number, since it is larger than the sum of its proper divisors (334600261689).

850619234247 is a wasteful number, since it uses less digits than its factorization.

850619234247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34471.

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 850619234247 in words is "eight hundred fifty billion, six hundred nineteen million, two hundred thirty-four thousand, two hundred forty-seven".