3491293980305 has 8 divisors (see below), whose sum is σ = 4302783932712. Its totient is φ = 2717547746688.

The previous prime is 3491293980301. The next prime is 3491293980403. The reversal of 3491293980305 is 5030893921943.

3491293980305 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1629840329104 + 1861453651201 = 1276652^2 + 1364351^2 .

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 3491293980305 - 2² = 3491293980301 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3491293980301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9435929492 + ... + 9435929861.

It is an arithmetic number, because the mean of its divisors is an integer number (537847991589).

Almost surely, 2^{3491293980305} is an apocalyptic number.

It is an amenable number.

3491293980305 is a deficient number, since it is larger than the sum of its proper divisors (811489952407).

3491293980305 is a wasteful number, since it uses less digits than its factorization.

3491293980305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18871859395.

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 3491293980305 in words is "three trillion, four hundred ninety-one billion, two hundred ninety-three million, nine hundred eighty thousand, three hundred five".