3161603050309 has 6 divisors (see below), whose sum is σ = 3475150460390. Its totient is φ = 2874184591080.

The previous prime is 3161603050303. The next prime is 3161603050321. The reversal of 3161603050309 is 9030503061613.

It can be written as a sum of positive squares in only one way, i.e., 3043552398084 + 118050652225 = 1744578^2 + 343585^2 .

It is not a de Polignac number, because 3161603050309 - 2⁷ = 3161603050181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3161603050303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13064475294 + ... + 13064475535.

Almost surely, 2^{3161603050309} is an apocalyptic number.

It is an amenable number.

3161603050309 is a deficient number, since it is larger than the sum of its proper divisors (313547410081).

3161603050309 is a wasteful number, since it uses less digits than its factorization.

3161603050309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26128950851 (or 26128950840 counting only the distinct ones).

The product of its (nonzero) digits is 43740, while the sum is 37.

The spelling of 3161603050309 in words is "three trillion, one hundred sixty-one billion, six hundred three million, fifty thousand, three hundred nine".