163483909658 has 8 divisors (see below), whose sum is σ = 245403439860. Its totient is φ = 81682763040.

The previous prime is 163483909627. The next prime is 163483909691. The reversal of 163483909658 is 856909384361.

It can be written as a sum of positive squares in 2 ways, for example, as 162213201049 + 1270708609 = 402757^2 + 35647^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 163483909658.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29592443 + ... + 29597966.

Almost surely, 2^163483909658 is an apocalyptic number.

163483909658 is a deficient number, since it is larger than the sum of its proper divisors (81919530202).

163483909658 is a wasteful number, since it uses less digits than its factorization.

163483909658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59191792.

The product of its (nonzero) digits is 33592320, while the sum is 62.

The spelling of 163483909658 in words is "one hundred sixty-three billion, four hundred eighty-three million, nine hundred nine thousand, six hundred fifty-eight".