1628000193563 has 2 divisors, whose sum is σ = 1628000193564. Its totient is φ = 1628000193562.

The previous prime is 1628000193527. The next prime is 1628000193571. The reversal of 1628000193563 is 3653910008261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1628000193563 - 2⁸ = 1628000193307 is a prime.

It is not a weakly prime, because it can be changed into another prime (1628000193263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 814000096781 + 814000096782.

It is an arithmetic number, because the mean of its divisors is an integer number (814000096782).

Almost surely, 2^{1628000193563} is an apocalyptic number.

1628000193563 is a deficient number, since it is larger than the sum of its proper divisors (1).

1628000193563 is an equidigital number, since it uses as much as digits as its factorization.

1628000193563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 1628000193563 in words is "one trillion, six hundred twenty-eight billion, one hundred ninety-three thousand, five hundred sixty-three".