163226688873600 has 384 divisors, whose sum is σ = 586556463430080. Its totient is φ = 39566510899200.

The previous prime is 163226688873553. The next prime is 163226688873637. The reversal of 163226688873600 is 6378886622361.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1271042994 + ... + 1271171406.

Almost surely, 2^{163226688873600} is an apocalyptic number.

163226688873600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163226688873600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293278231715040).

163226688873600 is an abundant number, since it is smaller than the sum of its proper divisors (423329774556480).

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

163226688873600 is a wasteful number, since it uses less digits than its factorization.

163226688873600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140488 (or 140471 counting only the distinct ones).

The product of its (nonzero) digits is 167215104, while the sum is 66.

The spelling of 163226688873600 in words is "one hundred sixty-three trillion, two hundred twenty-six billion, six hundred eighty-eight million, eight hundred seventy-three thousand, six hundred".