1066056220570 has 128 divisors (see below), whose sum is σ = 2189158306560. Its totient is φ = 370227486720.

The previous prime is 1066056220543. The next prime is 1066056220577. The reversal of 1066056220570 is 750226506601.

It is a super-2 number, since 2×1066056220570² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066056220577) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 113683722 + ... + 113693098.

It is an arithmetic number, because the mean of its divisors is an integer number (17102799270).

Almost surely, 2^{1066056220570} is an apocalyptic number.

1066056220570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1066056220570 is an abundant number, since it is smaller than the sum of its proper divisors (1123102085990).

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

1066056220570 is a wasteful number, since it uses less digits than its factorization.

1066056220570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9808.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 1066056220570 in words is "one trillion, sixty-six billion, fifty-six million, two hundred twenty thousand, five hundred seventy".