163930521202 has 16 divisors (see below), whose sum is σ = 281349407232. Its totient is φ = 70174523520.

The previous prime is 163930521187. The next prime is 163930521217. The reversal of 163930521202 is 202125039361.

It is an interprime number because it is at equal distance from previous prime (163930521187) and next prime (163930521217).

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, 6771999 + ... + 6796162.

It is an arithmetic number, because the mean of its divisors is an integer number (17584337952).

Almost surely, 2^163930521202 is an apocalyptic number.

163930521202 is a deficient number, since it is larger than the sum of its proper divisors (117418886030).

163930521202 is a wasteful number, since it uses less digits than its factorization.

163930521202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13569033.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 163930521202 in words is "one hundred sixty-three billion, nine hundred thirty million, five hundred twenty-one thousand, two hundred two".