163446653210106 has 128 divisors (see below), whose sum is σ = 379518050856960. Its totient is φ = 45959638298112.

The previous prime is 163446653210101. The next prime is 163446653210123. The reversal of 163446653210106 is 601012356644361.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (163446653210101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22362378780 + ... + 22362386088.

It is an arithmetic number, because the mean of its divisors is an integer number (2964984772320).

Almost surely, 2^{163446653210106} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163446653210106, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (189759025428480).

163446653210106 is an abundant number, since it is smaller than the sum of its proper divisors (216071397646854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

163446653210106 is a wasteful number, since it uses less digits than its factorization.

163446653210106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13628.

The product of its (nonzero) digits is 1866240, while the sum is 48.

The spelling of 163446653210106 in words is "one hundred sixty-three trillion, four hundred forty-six billion, six hundred fifty-three million, two hundred ten thousand, one hundred six".