3566764633744 has 45 divisors (see below), whose sum is σ = 7483288797513. Its totient is φ = 1646153735616.

The previous prime is 3566764633687. The next prime is 3566764633759. The reversal of 3566764633744 is 4473364676653.

The square root of 3566764633744 is 1888588.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 527627904400 + 3039136729344 = 726380^2 + 1743312^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 98188417 + ... + 98224735.

Almost surely, 2^{3566764633744} is an apocalyptic number.

3566764633744 is the 1888588-th square number.

It is an amenable number.

3566764633744 is an abundant number, since it is smaller than the sum of its proper divisors (3916524163769).

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

3566764633744 is an frugal number, since it uses more digits than its factorization.

3566764633744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72672 (or 36334 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 64.

Multiplying 3566764633744 by its sum of digits (64), we get a square (228272936559616 = 15108704²).

The spelling of 3566764633744 in words is "three trillion, five hundred sixty-six billion, seven hundred sixty-four million, six hundred thirty-three thousand, seven hundred forty-four".