404424420202 has 8 divisors (see below), whose sum is σ = 661785414912. Its totient is φ = 183829281900.

The previous prime is 404424420167. The next prime is 404424420203. The reversal of 404424420202 is 202024424404.

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

It is a super-2 number, since 2×404424420202² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (404424420203) 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, 9191464074 + ... + 9191464117.

It is an arithmetic number, because the mean of its divisors is an integer number (82723176864).

Almost surely, 2^404424420202 is an apocalyptic number.

404424420202 is a deficient number, since it is larger than the sum of its proper divisors (257360994710).

404424420202 is a wasteful number, since it uses less digits than its factorization.

404424420202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18382928204.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 404424420202 its reverse (202024424404), we get a palindrome (606448844606).

It can be divided in two parts, 40442 and 4420202, that added together give a palindrome (4460644).

The spelling of 404424420202 in words is "four hundred four billion, four hundred twenty-four million, four hundred twenty thousand, two hundred two".