163425246144 has 224 divisors, whose sum is σ = 444180016896. Its totient is φ = 53017804800.

The previous prime is 163425246053. The next prime is 163425246157. The reversal of 163425246144 is 441642524361.

It is a super-2 number, since 2×163425246144² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 163425246096 and 163425246105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532329639 + ... + 532329945.

It is an arithmetic number, because the mean of its divisors is an integer number (1982946504).

Almost surely, 2^163425246144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 163425246144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (222090008448).

163425246144 is an abundant number, since it is smaller than the sum of its proper divisors (280754770752).

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

163425246144 is a wasteful number, since it uses less digits than its factorization.

163425246144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803 (or 793 counting only the distinct ones).

The product of its digits is 552960, while the sum is 42.

The spelling of 163425246144 in words is "one hundred sixty-three billion, four hundred twenty-five million, two hundred forty-six thousand, one hundred forty-four".