3561610066 has 32 divisors (see below), whose sum is σ = 6210771840. Its totient is φ = 1500336000.

The previous prime is 3561610051. The next prime is 3561610103. The reversal of 3561610066 is 6600161653.

3561610066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×3561610066³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187486 + ... + 205606.

It is an arithmetic number, because the mean of its divisors is an integer number (194086620).

Almost surely, 2^3561610066 is an apocalyptic number.

3561610066 is a deficient number, since it is larger than the sum of its proper divisors (2649161774).

3561610066 is a wasteful number, since it uses less digits than its factorization.

3561610066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18370.

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 3561610066 is about 59679.2264192491. The cubic root of 3561610066 is about 1527.1515010036.

The spelling of 3561610066 in words is "three billion, five hundred sixty-one million, six hundred ten thousand, sixty-six".