16068978730801 has 2 divisors, whose sum is σ = 16068978730802. Its totient is φ = 16068978730800.

The previous prime is 16068978730793. The next prime is 16068978730807. The reversal of 16068978730801 is 10803787986061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16009161311025 + 59817419776 = 4001145^2 + 244576^2 .

It is a cyclic number.

It is not a de Polignac number, because 16068978730801 - 2³ = 16068978730793 is a prime.

It is a super-2 number, since 2×16068978730801² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16068978730807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8034489365400 + 8034489365401.

It is an arithmetic number, because the mean of its divisors is an integer number (8034489365401).

Almost surely, 2^{16068978730801} is an apocalyptic number.

It is an amenable number.

16068978730801 is a deficient number, since it is larger than the sum of its proper divisors (1).

16068978730801 is an equidigital number, since it uses as much as digits as its factorization.

16068978730801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24385536, while the sum is 64.

The spelling of 16068978730801 in words is "sixteen trillion, sixty-eight billion, nine hundred seventy-eight million, seven hundred thirty thousand, eight hundred one".