1797501786463 has 2 divisors, whose sum is σ = 1797501786464. Its totient is φ = 1797501786462.

The previous prime is 1797501786433. The next prime is 1797501786469. The reversal of 1797501786463 is 3646871057971.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1797501786463 - 2¹³ = 1797501778271 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1797501786395 and 1797501786404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1797501786469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 898750893231 + 898750893232.

It is an arithmetic number, because the mean of its divisors is an integer number (898750893232).

Almost surely, 2^{1797501786463} is an apocalyptic number.

1797501786463 is a deficient number, since it is larger than the sum of its proper divisors (1).

1797501786463 is an equidigital number, since it uses as much as digits as its factorization.

1797501786463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 53343360, while the sum is 64.

The spelling of 1797501786463 in words is "one trillion, seven hundred ninety-seven billion, five hundred one million, seven hundred eighty-six thousand, four hundred sixty-three".