853492994363 has 4 divisors (see below), whose sum is σ = 854434001880. Its totient is φ = 852551986848.

The previous prime is 853492994323. The next prime is 853492994381. The reversal of 853492994363 is 363499294358.

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 853492994363 - 2³⁰ = 852419252539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 853492994363.

It is not an unprimeable number, because it can be changed into a prime (853492994323) 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, 470502398 + ... + 470504211.

It is an arithmetic number, because the mean of its divisors is an integer number (213608500470).

Almost surely, 2^853492994363 is an apocalyptic number.

853492994363 is a deficient number, since it is larger than the sum of its proper divisors (941007517).

853492994363 is an equidigital number, since it uses as much as digits as its factorization.

853492994363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941007516.

The product of its digits is 151165440, while the sum is 65.

The spelling of 853492994363 in words is "eight hundred fifty-three billion, four hundred ninety-two million, nine hundred ninety-four thousand, three hundred sixty-three".