406424246244 has 24 divisors (see below), whose sum is σ = 961313972640. Its totient is φ = 133618929984.

The previous prime is 406424246243. The next prime is 406424246279. The reversal of 406424246244 is 442642424604.

It is a junction number, because it is equal to n+sod(n) for n = 406424246196 and 406424246205.

It is not an unprimeable number, because it can be changed into a prime (406424246243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231976434 + ... + 231978185.

It is an arithmetic number, because the mean of its divisors is an integer number (40054748860).

Almost surely, 2^406424246244 is an apocalyptic number.

It is an amenable number.

406424246244 is an abundant number, since it is smaller than the sum of its proper divisors (554889726396).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

406424246244 is a wasteful number, since it uses less digits than its factorization.

406424246244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463954699 (or 463954697 counting only the distinct ones).

The product of its (nonzero) digits is 1179648, while the sum is 42.

The spelling of 406424246244 in words is "four hundred six billion, four hundred twenty-four million, two hundred forty-six thousand, two hundred forty-four".