19825486763 has 2 divisors, whose sum is σ = 19825486764. Its totient is φ = 19825486762.

The previous prime is 19825486721. The next prime is 19825486789. The reversal of 19825486763 is 36768452891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 19825486763 - 2¹⁰ = 19825485739 is a prime.

It is not a weakly prime, because it can be changed into another prime (19825486063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9912743381 + 9912743382.

It is an arithmetic number, because the mean of its divisors is an integer number (9912743382).

Almost surely, 2^19825486763 is an apocalyptic number.

19825486763 is a deficient number, since it is larger than the sum of its proper divisors (1).

19825486763 is an equidigital number, since it uses as much as digits as its factorization.

19825486763 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17418240, while the sum is 59.

The spelling of 19825486763 in words is "nineteen billion, eight hundred twenty-five million, four hundred eighty-six thousand, seven hundred sixty-three".