16849908458496 has 231 divisors, whose sum is σ = 50512572436363. Its totient is φ = 5615453952000.

The previous prime is 16849908458477. The next prime is 16849908458543. The reversal of 16849908458496 is 69485480994861.

The square root of 16849908458496 is 4104864.

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

16849908458496 is a `hidden beast` number, since 1 + 6 + 8 + 49 + 9 + 0 + 84 + 5 + 8 + 496 = 666.

It is a Harshad number since it is a multiple of its sum of digits (81).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 3546600121 + ... + 3546604871.

Almost surely, 2^{16849908458496} is an apocalyptic number.

16849908458496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16849908458496 is the 4104864-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16849908458496

16849908458496 is an abundant number, since it is smaller than the sum of its proper divisors (33662663977867).

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

16849908458496 is an frugal number, since it uses more digits than its factorization.

16849908458496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9540 (or 4756 counting only the distinct ones).

The product of its (nonzero) digits is 4299816960, while the sum is 81.

16849908458496 divided by its sum of digits (81) gives a square (208023561216 = 456096²).

The spelling of 16849908458496 in words is "sixteen trillion, eight hundred forty-nine billion, nine hundred eight million, four hundred fifty-eight thousand, four hundred ninety-six".