16228663751 has 2 divisors, whose sum is σ = 16228663752. Its totient is φ = 16228663750.

The previous prime is 16228663729. The next prime is 16228663757. The reversal of 16228663751 is 15736682261.

It is a strong prime.

It is an emirp because it is prime and its reverse (15736682261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16228663751 - 2²⁶ = 16161554887 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16228663696 and 16228663705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16228663757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8114331875 + 8114331876.

It is an arithmetic number, because the mean of its divisors is an integer number (8114331876).

Almost surely, 2^16228663751 is an apocalyptic number.

16228663751 is a deficient number, since it is larger than the sum of its proper divisors (1).

16228663751 is an equidigital number, since it uses as much as digits as its factorization.

16228663751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 47.

The spelling of 16228663751 in words is "sixteen billion, two hundred twenty-eight million, six hundred sixty-three thousand, seven hundred fifty-one".