400222354451450 has 96 divisors (see below), whose sum is σ = 771808219564800. Its totient is φ = 154298442654720.

The previous prime is 400222354451449. The next prime is 400222354451473. The reversal of 400222354451450 is 54154453222004.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 400222354451398 and 400222354451407.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 297074966 + ... + 298419134.

It is an arithmetic number, because the mean of its divisors is an integer number (8039668953800).

Almost surely, 2^{400222354451450} is an apocalyptic number.

400222354451450 is a deficient number, since it is larger than the sum of its proper divisors (371585865113350).

400222354451450 is a wasteful number, since it uses less digits than its factorization.

400222354451450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346056 (or 1346051 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 41.

The spelling of 400222354451450 in words is "four hundred trillion, two hundred twenty-two billion, three hundred fifty-four million, four hundred fifty-one thousand, four hundred fifty".