853619336861 has 12 divisors (see below), whose sum is σ = 906438392352. Its totient is φ = 803730647304.

The previous prime is 853619336851. The next prime is 853619336879. The reversal of 853619336861 is 168633916358.

It is not a de Polignac number, because 853619336861 - 2⁶ = 853619336797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 853619336861.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853619336851) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7194521 + ... + 7312206.

It is an arithmetic number, because the mean of its divisors is an integer number (75536532696).

Almost surely, 2^853619336861 is an apocalyptic number.

It is an amenable number.

853619336861 is a deficient number, since it is larger than the sum of its proper divisors (52819055491).

853619336861 is a wasteful number, since it uses less digits than its factorization.

853619336861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14506928 (or 14506909 counting only the distinct ones).

The product of its digits is 16796160, while the sum is 59.

The spelling of 853619336861 in words is "eight hundred fifty-three billion, six hundred nineteen million, three hundred thirty-six thousand, eight hundred sixty-one".