163142635344 has 40 divisors (see below), whose sum is σ = 453871179552. Its totient is φ = 50197733760.

The previous prime is 163142635321. The next prime is 163142635379. The reversal of 163142635344 is 443536241361.

163142635344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 163142635296 and 163142635305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130722642 + ... + 130723889.

Almost surely, 2^163142635344 is an apocalyptic number.

It is an amenable number.

163142635344 is an abundant number, since it is smaller than the sum of its proper divisors (290728544208).

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

163142635344 is a wasteful number, since it uses less digits than its factorization.

163142635344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261446555 (or 261446549 counting only the distinct ones).

The product of its digits is 622080, while the sum is 42.

The spelling of 163142635344 in words is "one hundred sixty-three billion, one hundred forty-two million, six hundred thirty-five thousand, three hundred forty-four".