10844985394 has 4 divisors (see below), whose sum is σ = 16267478094. Its totient is φ = 5422492696.

The previous prime is 10844985391. The next prime is 10844985397. The reversal of 10844985394 is 49358944801.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49358944801 = 853 ⋅57865117.

It is an interprime number because it is at equal distance from previous prime (10844985391) and next prime (10844985397).

It can be written as a sum of positive squares in only one way, i.e., 10135455625 + 709529769 = 100675^2 + 26637^2 .

It is a super-2 number, since 2×10844985394² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10844985391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2711246347 + ... + 2711246350.

Almost surely, 2^10844985394 is an apocalyptic number.

10844985394 is a deficient number, since it is larger than the sum of its proper divisors (5422492700).

10844985394 is an equidigital number, since it uses as much as digits as its factorization.

10844985394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422492699.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 10844985394 in words is "ten billion, eight hundred forty-four million, nine hundred eighty-five thousand, three hundred ninety-four".