853045533220 has 48 divisors (see below), whose sum is σ = 1850902679808. Its totient is φ = 330064891520.

The previous prime is 853045533203. The next prime is 853045533239. The reversal of 853045533220 is 22335540358.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5592064 + ... + 5742583.

It is an arithmetic number, because the mean of its divisors is an integer number (38560472496).

Almost surely, 2^853045533220 is an apocalyptic number.

It is an amenable number.

853045533220 is an abundant number, since it is smaller than the sum of its proper divisors (997857146588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

853045533220 is a wasteful number, since it uses less digits than its factorization.

853045533220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334780 (or 11334778 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 853045533220 in words is "eight hundred fifty-three billion, forty-five million, five hundred thirty-three thousand, two hundred twenty".