163224331365 has 16 divisors (see below), whose sum is σ = 261164880000. Its totient is φ = 87050993472.

The previous prime is 163224331343. The next prime is 163224331381. The reversal of 163224331365 is 563133422361.

It is not a de Polignac number, because 163224331365 - 2¹⁰ = 163224330341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 759531 + ... + 950439.

It is an arithmetic number, because the mean of its divisors is an integer number (16322805000).

Almost surely, 2^163224331365 is an apocalyptic number.

163224331365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163224331365 is a deficient number, since it is larger than the sum of its proper divisors (97940548635).

163224331365 is a wasteful number, since it uses less digits than its factorization.

163224331365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247916.

The product of its digits is 233280, while the sum is 39.

The spelling of 163224331365 in words is "one hundred sixty-three billion, two hundred twenty-four million, three hundred thirty-one thousand, three hundred sixty-five".