8661164422 has 8 divisors (see below), whose sum is σ = 13204726272. Its totient is φ = 4259589000.

The previous prime is 8661164419. The next prime is 8661164443. The reversal of 8661164422 is 2244611668.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35496454 + ... + 35496697.

It is an arithmetic number, because the mean of its divisors is an integer number (1650590784).

Almost surely, 2^8661164422 is an apocalyptic number.

8661164422 is a deficient number, since it is larger than the sum of its proper divisors (4543561850).

8661164422 is a wasteful number, since it uses less digits than its factorization.

8661164422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70993214.

The product of its digits is 110592, while the sum is 40.

The square root of 8661164422 is about 93065.3771388694. The cubic root of 8661164422 is about 2053.6452629561.

The spelling of 8661164422 in words is "eight billion, six hundred sixty-one million, one hundred sixty-four thousand, four hundred twenty-two".