3694441320961 has 8 divisors (see below), whose sum is σ = 3821859153000. Its totient is φ = 3567025042560.

The previous prime is 3694441320949. The next prime is 3694441320971. The reversal of 3694441320961 is 1690231444963.

It can be written as a sum of positive squares in 4 ways, for example, as 2796721075600 + 897720245361 = 1672340^2 + 947481^2 .

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 3694441320961 - 2⁷ = 3694441320833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3694441320899 and 3694441320908.

It is not an unprimeable number, because it can be changed into a prime (3694441320971) 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, 6551215 + ... + 7092763.

It is an arithmetic number, because the mean of its divisors is an integer number (477732394125).

Almost surely, 2^{3694441320961} is an apocalyptic number.

It is an amenable number.

3694441320961 is a deficient number, since it is larger than the sum of its proper divisors (127417832039).

3694441320961 is a wasteful number, since it uses less digits than its factorization.

3694441320961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 776819.

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 3694441320961 in words is "three trillion, six hundred ninety-four billion, four hundred forty-one million, three hundred twenty thousand, nine hundred sixty-one".