8666612262 has 72 divisors (see below), whose sum is σ = 23829190632. Its totient is φ = 2251065600.

The previous prime is 8666612261. The next prime is 8666612281. The reversal of 8666612262 is 2622166668.

It is a super-2 number, since 2×8666612262² (a number of 21 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8666612261) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 436939 + ... + 456342.

It is an arithmetic number, because the mean of its divisors is an integer number (330960981).

Almost surely, 2^8666612262 is an apocalyptic number.

8666612262 is an abundant number, since it is smaller than the sum of its proper divisors (15162578370).

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

8666612262 is a wasteful number, since it uses less digits than its factorization.

8666612262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893314 (or 893304 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 8666612262 is about 93094.6414247351. The cubic root of 8666612262 is about 2054.0757511045.

The spelling of 8666612262 in words is "eight billion, six hundred sixty-six million, six hundred twelve thousand, two hundred sixty-two".