164863385355 has 8 divisors (see below), whose sum is σ = 263781416592. Its totient is φ = 87927138848.

The previous prime is 164863385333. The next prime is 164863385369. The reversal of 164863385355 is 553583368461.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 164863385355 - 2⁹ = 164863384843 is a prime.

It is a super-2 number, since 2×164863385355² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 164863385295 and 164863385304.

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, 5495446164 + ... + 5495446193.

It is an arithmetic number, because the mean of its divisors is an integer number (32972677074).

Almost surely, 2^164863385355 is an apocalyptic number.

164863385355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

164863385355 is a deficient number, since it is larger than the sum of its proper divisors (98918031237).

164863385355 is a wasteful number, since it uses less digits than its factorization.

164863385355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10990892365.

The product of its digits is 31104000, while the sum is 57.

The spelling of 164863385355 in words is "one hundred sixty-four billion, eight hundred sixty-three million, three hundred eighty-five thousand, three hundred fifty-five".