163350463505 has 4 divisors (see below), whose sum is σ = 196020556212. Its totient is φ = 130680370800.

The previous prime is 163350463483. The next prime is 163350463513. The reversal of 163350463505 is 505364053361.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 505364053361 = 41 ⋅12325952521.

It can be written as a sum of positive squares in 2 ways, for example, as 115193038801 + 48157424704 = 339401^2 + 219448^2 .

It is not a de Polignac number, because 163350463505 - 2¹⁰ = 163350462481 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16335046346 + ... + 16335046355.

It is an arithmetic number, because the mean of its divisors is an integer number (49005139053).

Almost surely, 2^163350463505 is an apocalyptic number.

It is an amenable number.

163350463505 is a deficient number, since it is larger than the sum of its proper divisors (32670092707).

163350463505 is an equidigital number, since it uses as much as digits as its factorization.

163350463505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32670092706.

The product of its (nonzero) digits is 486000, while the sum is 41.

The spelling of 163350463505 in words is "one hundred sixty-three billion, three hundred fifty million, four hundred sixty-three thousand, five hundred five".