349581368163 has 16 divisors (see below), whose sum is σ = 499897889280. Its totient is φ = 216622414944.

The previous prime is 349581368141. The next prime is 349581368189. The reversal of 349581368163 is 361863185943.

It is not a de Polignac number, because 349581368163 - 2¹⁰ = 349581367139 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (349581364163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57855531 + ... + 57861572.

It is an arithmetic number, because the mean of its divisors is an integer number (31243618080).

Almost surely, 2^349581368163 is an apocalyptic number.

349581368163 is a deficient number, since it is larger than the sum of its proper divisors (150316521117).

349581368163 is a wasteful number, since it uses less digits than its factorization.

349581368163 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115717178.

The product of its digits is 11197440, while the sum is 57.

The spelling of 349581368163 in words is "three hundred forty-nine billion, five hundred eighty-one million, three hundred sixty-eight thousand, one hundred sixty-three".