853022213400 has 576 divisors, whose sum is σ = 3133170892800. Its totient is φ = 191385815040.

The previous prime is 853022213387. The next prime is 853022213401. The reversal of 853022213400 is 4312220358.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853022213401) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 512940969 + ... + 512942631.

It is an arithmetic number, because the mean of its divisors is an integer number (5439532800).

Almost surely, 2^853022213400 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853022213400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1566585446400).

853022213400 is an abundant number, since it is smaller than the sum of its proper divisors (2280148679400).

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

853022213400 is a wasteful number, since it uses less digits than its factorization.

853022213400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008 (or 1992 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 853022213400 its reverse (4312220358), we get a palindrome (857334433758).

The spelling of 853022213400 in words is "eight hundred fifty-three billion, twenty-two million, two hundred thirteen thousand, four hundred".