404776949496 has 32 divisors (see below), whose sum is σ = 1011959134800. Its totient is φ = 134923415040.

The previous prime is 404776949459. The next prime is 404776949509. The reversal of 404776949496 is 694949677404.

It is a self number, because there is not a number n which added to its sum of digits gives 404776949496.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2022720 + ... + 2213808.

Almost surely, 2^404776949496 is an apocalyptic number.

It is an amenable number.

404776949496 is an abundant number, since it is smaller than the sum of its proper divisors (607182185304).

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

404776949496 is a wasteful number, since it uses less digits than its factorization.

404776949496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279359 (or 279355 counting only the distinct ones).

The product of its (nonzero) digits is 329204736, while the sum is 69.

The spelling of 404776949496 in words is "four hundred four billion, seven hundred seventy-six million, nine hundred forty-nine thousand, four hundred ninety-six".