3578852161 has 4 divisors (see below), whose sum is σ = 3579364800. Its totient is φ = 3578339524.

The previous prime is 3578852159. The next prime is 3578852191. The reversal of 3578852161 is 1612588753.

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 not a de Polignac number, because 3578852161 - 2¹ = 3578852159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3578852191) 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, 245701 + ... + 259858.

It is an arithmetic number, because the mean of its divisors is an integer number (894841200).

Almost surely, 2^3578852161 is an apocalyptic number.

It is an amenable number.

3578852161 is a deficient number, since it is larger than the sum of its proper divisors (512639).

3578852161 is an equidigital number, since it uses as much as digits as its factorization.

3578852161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512638.

The product of its digits is 403200, while the sum is 46.

The square root of 3578852161 is about 59823.5084310507. The cubic root of 3578852161 is about 1529.6118970901.

The spelling of 3578852161 in words is "three billion, five hundred seventy-eight million, eight hundred fifty-two thousand, one hundred sixty-one".