3566661342 has 32 divisors (see below), whose sum is σ = 7516360320. Its totient is φ = 1125174240.

The previous prime is 3566661289. The next prime is 3566661349. The reversal of 3566661342 is 2431666653.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3566661294 and 3566661303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3566661349) 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, 101073 + ... + 131715.

It is an arithmetic number, because the mean of its divisors is an integer number (234886260).

Almost surely, 2^3566661342 is an apocalyptic number.

3566661342 is an abundant number, since it is smaller than the sum of its proper divisors (3949698978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3566661342 is a wasteful number, since it uses less digits than its factorization.

3566661342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31688.

The product of its digits is 466560, while the sum is 42.

The square root of 3566661342 is about 59721.5316447929. The cubic root of 3566661342 is about 1527.8731240536.

The spelling of 3566661342 in words is "three billion, five hundred sixty-six million, six hundred sixty-one thousand, three hundred forty-two".