163442440460604 has 192 divisors, whose sum is σ = 403572297203712. Its totient is φ = 51413909299200.

The previous prime is 163442440460603. The next prime is 163442440460609. The reversal of 163442440460604 is 406064044244361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163442440460603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2168295364 + ... + 2168370740.

It is an arithmetic number, because the mean of its divisors is an integer number (2101939047936).

Almost surely, 2^{163442440460604} is an apocalyptic number.

It is an amenable number.

163442440460604 is an abundant number, since it is smaller than the sum of its proper divisors (240129856743108).

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

163442440460604 is a wasteful number, since it uses less digits than its factorization.

163442440460604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76156 (or 76154 counting only the distinct ones).

The product of its (nonzero) digits is 5308416, while the sum is 48.

The spelling of 163442440460604 in words is "one hundred sixty-three trillion, four hundred forty-two billion, four hundred forty million, four hundred sixty thousand, six hundred four".