163400202273 has 32 divisors (see below), whose sum is σ = 272290590720. Its totient is φ = 84675634560.

The previous prime is 163400202241. The next prime is 163400202307. The reversal of 163400202273 is 372202004361.

It is not a de Polignac number, because 163400202273 - 2⁵ = 163400202241 is a prime.

It is a super-2 number, since 2×163400202273² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163400202273.

It is not an unprimeable number, because it can be changed into a prime (163400202233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 770265 + ... + 959222.

It is an arithmetic number, because the mean of its divisors is an integer number (8509080960).

Almost surely, 2^163400202273 is an apocalyptic number.

It is an amenable number.

163400202273 is a deficient number, since it is larger than the sum of its proper divisors (108890388447).

163400202273 is a wasteful number, since it uses less digits than its factorization.

163400202273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1729917.

The product of its (nonzero) digits is 12096, while the sum is 30.

The spelling of 163400202273 in words is "one hundred sixty-three billion, four hundred million, two hundred two thousand, two hundred seventy-three".