1486858647691 has 2 divisors, whose sum is σ = 1486858647692. Its totient is φ = 1486858647690.

The previous prime is 1486858647671. The next prime is 1486858647731. The reversal of 1486858647691 is 1967468586841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1486858647691 - 2¹³ = 1486858639499 is a prime.

It is not a weakly prime, because it can be changed into another prime (1486858647601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743429323845 + 743429323846.

It is an arithmetic number, because the mean of its divisors is an integer number (743429323846).

Almost surely, 2^{1486858647691} is an apocalyptic number.

1486858647691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1486858647691 is an equidigital number, since it uses as much as digits as its factorization.

1486858647691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 557383680, while the sum is 73.

The spelling of 1486858647691 in words is "one trillion, four hundred eighty-six billion, eight hundred fifty-eight million, six hundred forty-seven thousand, six hundred ninety-one".