163432427281002 has 96 divisors (see below), whose sum is σ = 395739681480000. Its totient is φ = 48316787285760.

The previous prime is 163432427280931. The next prime is 163432427281009. The reversal of 163432427281002 is 200182724234361.

163432427281002 is a `hidden beast` number, since 1 + 6 + 3 + 432 + 42 + 72 + 8 + 100 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (163432427281009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3902877 + ... + 18495872.

It is an arithmetic number, because the mean of its divisors is an integer number (4122288348750).

Almost surely, 2^{163432427281002} is an apocalyptic number.

163432427281002 is an abundant number, since it is smaller than the sum of its proper divisors (232307254198998).

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

163432427281002 is a wasteful number, since it uses less digits than its factorization.

163432427281002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22399668 (or 22399665 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 163432427281002 in words is "one hundred sixty-three trillion, four hundred thirty-two billion, four hundred twenty-seven million, two hundred eighty-one thousand, two".