163106145626205 has 16 divisors (see below), whose sum is σ = 260973035746560. Its totient is φ = 86988876752448.

The previous prime is 163106145626183. The next prime is 163106145626269. The reversal of 163106145626205 is 502626541601361.

It is a happy number.

It is not a de Polignac number, because 163106145626205 - 2²¹ = 163106143529053 is a prime.

It is a super-2 number, since 2×163106145626205² (a number of 29 digits) contains 22 as substring.

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, 65460085 + ... + 67906074.

It is an arithmetic number, because the mean of its divisors is an integer number (16310814734160).

Almost surely, 2^{163106145626205} is an apocalyptic number.

163106145626205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

163106145626205 is a deficient number, since it is larger than the sum of its proper divisors (97866890120355).

163106145626205 is a wasteful number, since it uses less digits than its factorization.

163106145626205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133447700.

The product of its (nonzero) digits is 1555200, while the sum is 48.

The spelling of 163106145626205 in words is "one hundred sixty-three trillion, one hundred six billion, one hundred forty-five million, six hundred twenty-six thousand, two hundred five".