8016020807651 has 2 divisors, whose sum is σ = 8016020807652. Its totient is φ = 8016020807650.

The previous prime is 8016020807611. The next prime is 8016020807747. The reversal of 8016020807651 is 1567080206108.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8016020807651 is a prime.

It is not a weakly prime, because it can be changed into another prime (8016020807611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4008010403825 + 4008010403826.

It is an arithmetic number, because the mean of its divisors is an integer number (4008010403826).

Almost surely, 2^{8016020807651} is an apocalyptic number.

8016020807651 is a deficient number, since it is larger than the sum of its proper divisors (1).

8016020807651 is an equidigital number, since it uses as much as digits as its factorization.

8016020807651 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 8016020807651 in words is "eight trillion, sixteen billion, twenty million, eight hundred seven thousand, six hundred fifty-one".