3490447490171 has 4 divisors (see below), whose sum is σ = 3509947197000. Its totient is φ = 3470947783344.

The previous prime is 3490447490143. The next prime is 3490447490249. The reversal of 3490447490171 is 1710947440943.

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 3490447490171 - 2⁶ = 3490447490107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3490447490111) 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, 9749853146 + ... + 9749853503.

It is an arithmetic number, because the mean of its divisors is an integer number (877486799250).

Almost surely, 2^{3490447490171} is an apocalyptic number.

3490447490171 is a deficient number, since it is larger than the sum of its proper divisors (19499706829).

3490447490171 is a wasteful number, since it uses less digits than its factorization.

3490447490171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19499706828.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 3490447490171 in words is "three trillion, four hundred ninety billion, four hundred forty-seven million, four hundred ninety thousand, one hundred seventy-one".