9571422066 has 16 divisors (see below), whose sum is σ = 19550139264. Its totient is φ = 3122591504.

The previous prime is 9571422053. The next prime is 9571422067. The reversal of 9571422066 is 6602241759.

It is a super-2 number, since 2×9571422066² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (9571422067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16970325 + ... + 16970888.

It is an arithmetic number, because the mean of its divisors is an integer number (1221883704).

Almost surely, 2^9571422066 is an apocalyptic number.

9571422066 is an abundant number, since it is smaller than the sum of its proper divisors (9978717198).

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

9571422066 is a wasteful number, since it uses less digits than its factorization.

9571422066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33941265.

The product of its (nonzero) digits is 181440, while the sum is 42.

The square root of 9571422066 is about 97833.6448569714. The cubic root of 9571422066 is about 2123.2061126141.

The spelling of 9571422066 in words is "nine billion, five hundred seventy-one million, four hundred twenty-two thousand, sixty-six".