163375464573403 has 2 divisors, whose sum is σ = 163375464573404. Its totient is φ = 163375464573402.

The previous prime is 163375464573353. The next prime is 163375464573457. The reversal of 163375464573403 is 304375464573361.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 163375464573403 - 2¹⁷ = 163375464442331 is a prime.

It is not a weakly prime, because it can be changed into another prime (163375464573493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81687732286701 + 81687732286702.

It is an arithmetic number, because the mean of its divisors is an integer number (81687732286702).

Almost surely, 2^{163375464573403} is an apocalyptic number.

163375464573403 is a deficient number, since it is larger than the sum of its proper divisors (1).

163375464573403 is an equidigital number, since it uses as much as digits as its factorization.

163375464573403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 228614400, while the sum is 61.

The spelling of 163375464573403 in words is "one hundred sixty-three trillion, three hundred seventy-five billion, four hundred sixty-four million, five hundred seventy-three thousand, four hundred three".