16393715712 has 300 divisors, whose sum is σ = 53477316816. Its totient is φ = 4963368960.

The previous prime is 16393715659. The next prime is 16393715749. The reversal of 16393715712 is 21751739361.

16393715712 is a `hidden beast` number, since 1 + 6 + 3 + 9 + 3 + 71 + 571 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14597583 + ... + 14598705.

Almost surely, 2^16393715712 is an apocalyptic number.

16393715712 is a gapful number since it is divisible by the number (12) 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 16393715712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26738658408).

16393715712 is an abundant number, since it is smaller than the sum of its proper divisors (37083601104).

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

16393715712 is an equidigital number, since it uses as much as digits as its factorization.

16393715712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1174 (or 1139 counting only the distinct ones).

The product of its digits is 238140, while the sum is 45.

The spelling of 16393715712 in words is "sixteen billion, three hundred ninety-three million, seven hundred fifteen thousand, seven hundred twelve".