163073037144 has 32 divisors (see below), whose sum is σ = 407734665840. Its totient is φ = 54350736000.

The previous prime is 163073037119. The next prime is 163073037163. The reversal of 163073037144 is 441730370361.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240367 + ... + 619614.

Almost surely, 2^163073037144 is an apocalyptic number.

It is an amenable number.

163073037144 is an abundant number, since it is smaller than the sum of its proper divisors (244661628696).

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

163073037144 is a wasteful number, since it uses less digits than its factorization.

163073037144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867891 (or 867887 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 39.

The spelling of 163073037144 in words is "one hundred sixty-three billion, seventy-three million, thirty-seven thousand, one hundred forty-four".