163040346640630 has 16 divisors (see below), whose sum is σ = 293549914678320. Its totient is φ = 65198962939552.

The previous prime is 163040346640609. The next prime is 163040346640649. The reversal of 163040346640630 is 36046643040361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2146924720 + ... + 2147000659.

It is an arithmetic number, because the mean of its divisors is an integer number (18346869667395).

Almost surely, 2^{163040346640630} is an apocalyptic number.

163040346640630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

163040346640630 is a deficient number, since it is larger than the sum of its proper divisors (130509568037690).

163040346640630 is a wasteful number, since it uses less digits than its factorization.

163040346640630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4293929183.

The product of its (nonzero) digits is 2239488, while the sum is 46.

Adding to 163040346640630 its reverse (36046643040361), we get a palindrome (199086989680991).

The spelling of 163040346640630 in words is "one hundred sixty-three trillion, forty billion, three hundred forty-six million, six hundred forty thousand, six hundred thirty".