16804785204496 has 45 divisors (see below), whose sum is σ = 34363746166071. Its totient is φ = 7960013835552.

The previous prime is 16804785204481. The next prime is 16804785204511. The reversal of 16804785204496 is 69440258740861.

The square root of 16804785204496 is 4099364.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (16804785204481) and next prime (16804785204511).

It is a super-2 number, since 2×16804785204496² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 311524695 + ... + 311578633.

Almost surely, 2^{16804785204496} is an apocalyptic number.

16804785204496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16804785204496 is the 4099364-th square number.

It is an amenable number.

16804785204496 is an abundant number, since it is smaller than the sum of its proper divisors (17558960961575).

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

16804785204496 is an frugal number, since it uses more digits than its factorization.

16804785204496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107924 (or 53960 counting only the distinct ones).

The product of its (nonzero) digits is 92897280, while the sum is 64.

The spelling of 16804785204496 in words is "sixteen trillion, eight hundred four billion, seven hundred eighty-five million, two hundred four thousand, four hundred ninety-six".