163042351443 has 24 divisors (see below), whose sum is σ = 248248941360. Its totient is φ = 105757176960.

The previous prime is 163042351441. The next prime is 163042351457. The reversal of 163042351443 is 344153240361.

163042351443 is a `hidden beast` number, since 1 + 63 + 0 + 42 + 3 + 514 + 43 = 666.

It is not a de Polignac number, because 163042351443 - 2¹ = 163042351441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 163042351398 and 163042351407.

It is not an unprimeable number, because it can be changed into a prime (163042351441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2168518 + ... + 2242443.

It is an arithmetic number, because the mean of its divisors is an integer number (10343705890).

Almost surely, 2^163042351443 is an apocalyptic number.

163042351443 is a deficient number, since it is larger than the sum of its proper divisors (85206589917).

163042351443 is an equidigital number, since it uses as much as digits as its factorization.

163042351443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4411044 (or 4411001 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 163042351443 in words is "one hundred sixty-three billion, forty-two million, three hundred fifty-one thousand, four hundred forty-three".