404150646056 has 8 divisors (see below), whose sum is σ = 757782461370. Its totient is φ = 202075323024.

The previous prime is 404150646049. The next prime is 404150646121. The reversal of 404150646056 is 650646051404.

It can be written as a sum of positive squares in only one way, i.e., 273388853956 + 130761792100 = 522866^2 + 361610^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25259415371 + ... + 25259415386.

Almost surely, 2^404150646056 is an apocalyptic number.

It is an amenable number.

404150646056 is a deficient number, since it is larger than the sum of its proper divisors (353631815314).

404150646056 is a wasteful number, since it uses less digits than its factorization.

404150646056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50518830763 (or 50518830759 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 404150646056 in words is "four hundred four billion, one hundred fifty million, six hundred forty-six thousand, fifty-six".