3566662764 has 144 divisors (see below), whose sum is σ = 10285198560. Its totient is φ = 955852800.

The previous prime is 3566662763. The next prime is 3566662769. The reversal of 3566662764 is 4672666653.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (3566662763) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 5087614 + ... + 5088314.

It is an arithmetic number, because the mean of its divisors is an integer number (71424990).

Almost surely, 2^3566662764 is an apocalyptic number.

3566662764 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3566662764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5142599280).

3566662764 is an abundant number, since it is smaller than the sum of its proper divisors (6718535796).

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

3566662764 is a wasteful number, since it uses less digits than its factorization.

3566662764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1248 (or 1239 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 51.

The square root of 3566662764 is about 59721.5435500457. The cubic root of 3566662764 is about 1527.8733271039.

The spelling of 3566662764 in words is "three billion, five hundred sixty-six million, six hundred sixty-two thousand, seven hundred sixty-four".