404126812246 has 4 divisors (see below), whose sum is σ = 606190218372. Its totient is φ = 202063406122.

The previous prime is 404126812213. The next prime is 404126812247. The reversal of 404126812246 is 642218621404.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×404126812246² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 404126812199 and 404126812208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404126812247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101031703060 + ... + 101031703063.

It is an arithmetic number, because the mean of its divisors is an integer number (151547554593).

Almost surely, 2^404126812246 is an apocalyptic number.

404126812246 is a deficient number, since it is larger than the sum of its proper divisors (202063406126).

404126812246 is a wasteful number, since it uses less digits than its factorization.

404126812246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202063406125.

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 404126812246 in words is "four hundred four billion, one hundred twenty-six million, eight hundred twelve thousand, two hundred forty-six".