163828020737 has 2 divisors, whose sum is σ = 163828020738. Its totient is φ = 163828020736.

The previous prime is 163828020721. The next prime is 163828020739. The reversal of 163828020737 is 737020828361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133777451536 + 30050569201 = 365756^2 + 173351^2 .

It is a cyclic number.

It is not a de Polignac number, because 163828020737 - 2⁴ = 163828020721 is a prime.

Together with 163828020739, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 163828020691 and 163828020700.

It is not a weakly prime, because it can be changed into another prime (163828020739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81914010368 + 81914010369.

It is an arithmetic number, because the mean of its divisors is an integer number (81914010369).

Almost surely, 2^163828020737 is an apocalyptic number.

It is an amenable number.

163828020737 is a deficient number, since it is larger than the sum of its proper divisors (1).

163828020737 is an equidigital number, since it uses as much as digits as its factorization.

163828020737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 47.

The spelling of 163828020737 in words is "one hundred sixty-three billion, eight hundred twenty-eight million, twenty thousand, seven hundred thirty-seven".