844960065 has 8 divisors (see below), whose sum is σ = 1351936128. Its totient is φ = 450645360.

The previous prime is 844959961. The next prime is 844960073. The reversal of 844960065 is 560069448.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 844960065 - 2²⁵ = 811405633 is a prime.

It is a super-2 number, since 2×844960065² = 1427915022889608450, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 844959999 and 844960026.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28165321 + ... + 28165350.

It is an arithmetic number, because the mean of its divisors is an integer number (168992016).

Almost surely, 2^844960065 is an apocalyptic number.

It is an amenable number.

844960065 is a deficient number, since it is larger than the sum of its proper divisors (506976063).

844960065 is a wasteful number, since it uses less digits than its factorization.

844960065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56330679.

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 844960065 is about 29068.1967964991. The cubic root of 844960065 is about 945.3923009371.

The spelling of 844960065 in words is "eight hundred forty-four million, nine hundred sixty thousand, sixty-five".