404242140222007 has 4 divisors (see below), whose sum is σ = 406816930924216. Its totient is φ = 401667349519800.

The previous prime is 404242140221939. The next prime is 404242140222047. The reversal of 404242140222007 is 700222041242404.

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 404242140222007 - 2²⁷ = 404242006004279 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 (404242140222047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1287395350869 + ... + 1287395351182.

It is an arithmetic number, because the mean of its divisors is an integer number (101704232731054).

Almost surely, 2^{404242140222007} is an apocalyptic number.

404242140222007 is a deficient number, since it is larger than the sum of its proper divisors (2574790702209).

404242140222007 is a wasteful number, since it uses less digits than its factorization.

404242140222007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574790702208.

The product of its (nonzero) digits is 57344, while the sum is 34.

The spelling of 404242140222007 in words is "four hundred four trillion, two hundred forty-two billion, one hundred forty million, two hundred twenty-two thousand, seven".