3546613566 has 64 divisors (see below), whose sum is σ = 8072697600. Its totient is φ = 1153807200.

The previous prime is 3546613541. The next prime is 3546613571. The reversal of 3546613566 is 6653166453.

3546613566 is a `hidden beast` number, since 35 + 46 + 6 + 13 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 427405 + ... + 435623.

It is an arithmetic number, because the mean of its divisors is an integer number (126135900).

Almost surely, 2^3546613566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3546613566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4036348800).

3546613566 is an abundant number, since it is smaller than the sum of its proper divisors (4526084034).

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

3546613566 is a wasteful number, since it uses less digits than its factorization.

3546613566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8422 (or 8416 counting only the distinct ones).

The product of its digits is 1166400, while the sum is 45.

The square root of 3546613566 is about 59553.4513357538. The cubic root of 3546613566 is about 1525.0050797645.

The spelling of 3546613566 in words is "three billion, five hundred forty-six million, six hundred thirteen thousand, five hundred sixty-six".