3196161601 has 16 divisors (see below), whose sum is σ = 3409938000. Its totient is φ = 2990310400.

The previous prime is 3196161587. The next prime is 3196161607. The reversal of 3196161601 is 1061616913.

It can be written as a sum of positive squares in 8 ways, for example, as 1582050625 + 1614110976 = 39775^2 + 40176^2 .

It is not a de Polignac number, because 3196161601 - 2²¹ = 3194064449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3196161607) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 168141 + ... + 186181.

It is an arithmetic number, because the mean of its divisors is an integer number (213121125).

Almost surely, 2^3196161601 is an apocalyptic number.

It is an amenable number.

3196161601 is a deficient number, since it is larger than the sum of its proper divisors (213776399).

3196161601 is a wasteful number, since it uses less digits than its factorization.

3196161601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18260.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 3196161601 is about 56534.6053404461. The cubic root of 3196161601 is about 1473.0231644334.

The spelling of 3196161601 in words is "three billion, one hundred ninety-six million, one hundred sixty-one thousand, six hundred one".