163615104142543 has 4 divisors (see below), whose sum is σ = 163616155140600. Its totient is φ = 163614053144488.

The previous prime is 163615104142459. The next prime is 163615104142547. The reversal of 163615104142543 is 345241401516361.

163615104142543 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 163615104142543 - 2³³ = 163606514207951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 163615104142493 and 163615104142502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163615104142547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 525265480 + ... + 525576877.

It is an arithmetic number, because the mean of its divisors is an integer number (40904038785150).

Almost surely, 2^{163615104142543} is an apocalyptic number.

163615104142543 is a deficient number, since it is larger than the sum of its proper divisors (1050998057).

163615104142543 is a wasteful number, since it uses less digits than its factorization.

163615104142543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050998056.

The product of its (nonzero) digits is 1036800, while the sum is 46.

The spelling of 163615104142543 in words is "one hundred sixty-three trillion, six hundred fifteen billion, one hundred four million, one hundred forty-two thousand, five hundred forty-three".