1663461476707 has 2 divisors, whose sum is σ = 1663461476708. Its totient is φ = 1663461476706.

The previous prime is 1663461476669. The next prime is 1663461476723. The reversal of 1663461476707 is 7076741643661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1663461476707 - 2¹¹ = 1663461474659 is a prime.

It is not a weakly prime, because it can be changed into another prime (1663461476797) 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, 831730738353 + 831730738354.

It is an arithmetic number, because the mean of its divisors is an integer number (831730738354).

Almost surely, 2^{1663461476707} is an apocalyptic number.

1663461476707 is a deficient number, since it is larger than the sum of its proper divisors (1).

1663461476707 is an equidigital number, since it uses as much as digits as its factorization.

1663461476707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21337344, while the sum is 58.

The spelling of 1663461476707 in words is "one trillion, six hundred sixty-three billion, four hundred sixty-one million, four hundred seventy-six thousand, seven hundred seven".