3570442721066 has 16 divisors (see below), whose sum is σ = 5768799174600. Its totient is φ = 1647564945408.

The previous prime is 3570442721047. The next prime is 3570442721093. The reversal of 3570442721066 is 6601272440753.

It can be written as a sum of positive squares in 4 ways, for example, as 1933504155025 + 1636938566041 = 1390505^2 + 1279429^2 .

It is a super-2 number, since 2×3570442721066² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3570442721066.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13688951 + ... + 13947338.

Almost surely, 2^{3570442721066} is an apocalyptic number.

3570442721066 is a deficient number, since it is larger than the sum of its proper divisors (2198356453534).

3570442721066 is a wasteful number, since it uses less digits than its factorization.

3570442721066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27641273.

The product of its (nonzero) digits is 1693440, while the sum is 47.

The spelling of 3570442721066 in words is "three trillion, five hundred seventy billion, four hundred forty-two million, seven hundred twenty-one thousand, sixty-six".