163234353640207 has 16 divisors (see below), whose sum is σ = 165914109833472. Its totient is φ = 160561870413120.

The previous prime is 163234353640199. The next prime is 163234353640321. The reversal of 163234353640207 is 702046353432361.

It is a cyclic number.

It is not a de Polignac number, because 163234353640207 - 2³ = 163234353640199 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163234353620207) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190375582 + ... + 191231092.

It is an arithmetic number, because the mean of its divisors is an integer number (10369631864592).

Almost surely, 2^{163234353640207} is an apocalyptic number.

163234353640207 is a deficient number, since it is larger than the sum of its proper divisors (2679756193265).

163234353640207 is an equidigital number, since it uses as much as digits as its factorization.

163234353640207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859758.

The product of its (nonzero) digits is 6531840, while the sum is 49.

The spelling of 163234353640207 in words is "one hundred sixty-three trillion, two hundred thirty-four billion, three hundred fifty-three million, six hundred forty thousand, two hundred seven".