3568990445 has 6 divisors (see below), whose sum is σ = 4282948842. Its totient is φ = 2855085488.

The previous prime is 3568990429. The next prime is 3568990459. The reversal of 3568990445 is 5440998653.

It can be written as a sum of positive squares in 3 ways, for example, as 3364 + 3568987081 = 58^2 + 59741^2 .

It is not a de Polignac number, because 3568990445 - 2⁴ = 3568990429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 120227 + ... + 146943.

It is an arithmetic number, because the mean of its divisors is an integer number (713824807).

Almost surely, 2^3568990445 is an apocalyptic number.

It is an amenable number.

3568990445 is a deficient number, since it is larger than the sum of its proper divisors (713958397).

3568990445 is an frugal number, since it uses more digits than its factorization.

3568990445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53439 (or 26722 counting only the distinct ones).

The product of its (nonzero) digits is 4665600, while the sum is 53.

The square root of 3568990445 is about 59741.0281548619. The cubic root of 3568990445 is about 1528.2056291809.

The spelling of 3568990445 in words is "three billion, five hundred sixty-eight million, nine hundred ninety thousand, four hundred forty-five".