16997050264320 has 720 divisors, whose sum is σ = 69796047655488. Its totient is φ = 3868879749120.

The previous prime is 16997050264309. The next prime is 16997050264333. The reversal of 16997050264320 is 2346205079961.

16997050264320 is a `hidden beast` number, since 1 + 6 + 9 + 9 + 7 + 0 + 50 + 264 + 320 = 666.

16997050264320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 174859572 + ... + 174956748.

Almost surely, 2^{16997050264320} is an apocalyptic number.

16997050264320 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 16997050264320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34898023827744).

16997050264320 is an abundant number, since it is smaller than the sum of its proper divisors (52798997391168).

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

16997050264320 is an equidigital number, since it uses as much as digits as its factorization.

16997050264320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97458 (or 97435 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 54.

The spelling of 16997050264320 in words is "sixteen trillion, nine hundred ninety-seven billion, fifty million, two hundred sixty-four thousand, three hundred twenty".