163817928483 has 16 divisors (see below), whose sum is σ = 242776486656. Its totient is φ = 97410316640.

The previous prime is 163817928383. The next prime is 163817928577. The reversal of 163817928483 is 384829718361.

It is a cyclic number.

It is not a de Polignac number, because 163817928483 - 2¹⁰ = 163817927459 is a prime.

It is a super-2 number, since 2×163817928483² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (163817928383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46830135 + ... + 46833632.

It is an arithmetic number, because the mean of its divisors is an integer number (15173530416).

Almost surely, 2^163817928483 is an apocalyptic number.

163817928483 is a deficient number, since it is larger than the sum of its proper divisors (78958558173).

163817928483 is a wasteful number, since it uses less digits than its factorization.

163817928483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93663834.

The product of its digits is 13934592, while the sum is 60.

The spelling of 163817928483 in words is "one hundred sixty-three billion, eight hundred seventeen million, nine hundred twenty-eight thousand, four hundred eighty-three".