16603164490063 has 2 divisors, whose sum is σ = 16603164490064. Its totient is φ = 16603164490062.

The previous prime is 16603164490043. The next prime is 16603164490117. The reversal of 16603164490063 is 36009446130661.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16603164490063 - 2²¹ = 16603162392911 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16603164489989 and 16603164490016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16603164490043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8301582245031 + 8301582245032.

It is an arithmetic number, because the mean of its divisors is an integer number (8301582245032).

Almost surely, 2^{16603164490063} is an apocalyptic number.

16603164490063 is a deficient number, since it is larger than the sum of its proper divisors (1).

16603164490063 is an equidigital number, since it uses as much as digits as its factorization.

16603164490063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 16603164490063 in words is "sixteen trillion, six hundred three billion, one hundred sixty-four million, four hundred ninety thousand, sixty-three".