16299898168320 has 4224 divisors, whose sum is σ = 72102610944000. Its totient is φ = 3491451371520.

The previous prime is 16299898168319. The next prime is 16299898168369. The reversal of 16299898168320 is 2386189899261.

16299898168320 is a `hidden beast` number, since 1 + 6 + 2 + 99 + 89 + 81 + 68 + 320 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 276269460451 + ... + 276269460509.

Almost surely, 2^{16299898168320} is an apocalyptic number.

16299898168320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16299898168320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36051305472000).

16299898168320 is an abundant number, since it is smaller than the sum of its proper divisors (55802712775680).

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

16299898168320 is a wasteful number, since it uses less digits than its factorization.

16299898168320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191 (or 161 counting only the distinct ones).

The product of its (nonzero) digits is 161243136, while the sum is 72.

The spelling of 16299898168320 in words is "sixteen trillion, two hundred ninety-nine billion, eight hundred ninety-eight million, one hundred sixty-eight thousand, three hundred twenty".