844772240933 has 4 divisors (see below), whose sum is σ = 844774353120. Its totient is φ = 844770128748.

The previous prime is 844772240927. The next prime is 844772240953. The reversal of 844772240933 is 339042277448.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 844772240933 - 2³⁶ = 776052764197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844772240953) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252185 + ... + 1324062.

It is an arithmetic number, because the mean of its divisors is an integer number (211193588280).

Almost surely, 2^844772240933 is an apocalyptic number.

It is an amenable number.

844772240933 is a deficient number, since it is larger than the sum of its proper divisors (2112187).

844772240933 is a wasteful number, since it uses less digits than its factorization.

844772240933 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112186.

The product of its (nonzero) digits is 8128512, while the sum is 53.

The spelling of 844772240933 in words is "eight hundred forty-four billion, seven hundred seventy-two million, two hundred forty thousand, nine hundred thirty-three".