853066799970 has 768 divisors, whose sum is σ = 2890140549120. Its totient is φ = 158658393600.

The previous prime is 853066799929. The next prime is 853066800049. The reversal of 853066799970 is 79997660358.

It is a super-2 number, since 2×853066799970² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 853066799895 and 853066799904.

It is an unprimeable number.

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 383 ways as a sum of consecutive naturals, for example, 409536549 + ... + 409538631.

It is an arithmetic number, because the mean of its divisors is an integer number (3763203840).

Almost surely, 2^853066799970 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 853066799970, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1445070274560).

853066799970 is an abundant number, since it is smaller than the sum of its proper divisors (2037073749150).

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

853066799970 is a wasteful number, since it uses less digits than its factorization.

853066799970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211 (or 2204 counting only the distinct ones).

The product of its (nonzero) digits is 154314720, while the sum is 69.

The spelling of 853066799970 in words is "eight hundred fifty-three billion, sixty-six million, seven hundred ninety-nine thousand, nine hundred seventy".