404246404642416 has 80 divisors (see below), whose sum is σ = 1194888552904704. Its totient is φ = 115363569422592.

The previous prime is 404246404642393. The next prime is 404246404642427. The reversal of 404246404642416 is 614246404642404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 704938656 + ... + 705511871.

Almost surely, 2^{404246404642416} is an apocalyptic number.

It is an amenable number.

404246404642416 is an abundant number, since it is smaller than the sum of its proper divisors (790642148262288).

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

404246404642416 is a wasteful number, since it uses less digits than its factorization.

404246404642416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1410451398 (or 1410451392 counting only the distinct ones).

The product of its (nonzero) digits is 14155776, while the sum is 51.

The spelling of 404246404642416 in words is "four hundred four trillion, two hundred forty-six billion, four hundred four million, six hundred forty-two thousand, four hundred sixteen".