3447090849169 has 4 divisors (see below), whose sum is σ = 3760462744560. Its totient is φ = 3133718953780.

The previous prime is 3447090849157. The next prime is 3447090849187. The reversal of 3447090849169 is 9619480907443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3447090849169 is a prime.

It is a super-2 number, since 2×3447090849169² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3447090849169.

It is not an unprimeable number, because it can be changed into a prime (3447090849199) 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, 156685947679 + ... + 156685947700.

It is an arithmetic number, because the mean of its divisors is an integer number (940115686140).

Almost surely, 2^{3447090849169} is an apocalyptic number.

It is an amenable number.

3447090849169 is a deficient number, since it is larger than the sum of its proper divisors (313371895391).

3447090849169 is a wasteful number, since it uses less digits than its factorization.

3447090849169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313371895390.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 3447090849169 in words is "three trillion, four hundred forty-seven billion, ninety million, eight hundred forty-nine thousand, one hundred sixty-nine".