853862323247 has 4 divisors (see below), whose sum is σ = 853876653840. Its totient is φ = 853847992656.

The previous prime is 853862323229. The next prime is 853862323273. The reversal of 853862323247 is 742323268358.

It is a happy number.

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 853862323247 - 2¹⁰ = 853862322223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853862323207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7075547 + ... + 7195212.

It is an arithmetic number, because the mean of its divisors is an integer number (213469163460).

Almost surely, 2^853862323247 is an apocalyptic number.

853862323247 is a deficient number, since it is larger than the sum of its proper divisors (14330593).

853862323247 is a wasteful number, since it uses less digits than its factorization.

853862323247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14330592.

The product of its digits is 11612160, while the sum is 53.

The spelling of 853862323247 in words is "eight hundred fifty-three billion, eight hundred sixty-two million, three hundred twenty-three thousand, two hundred forty-seven".