8164569601 has 6 divisors (see below), whose sum is σ = 8534985410. Its totient is φ = 7809587808.

The previous prime is 8164569577. The next prime is 8164569643. The reversal of 8164569601 is 1069654618.

It can be written as a sum of positive squares in only one way, i.e., 7097894001 + 1066675600 = 84249^2 + 32660^2 .

It is not a de Polignac number, because 8164569601 - 2⁷ = 8164569473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8164569001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7716456 + ... + 7717513.

Almost surely, 2^8164569601 is an apocalyptic number.

It is an amenable number.

8164569601 is a deficient number, since it is larger than the sum of its proper divisors (370415809).

8164569601 is a wasteful number, since it uses less digits than its factorization.

8164569601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15434015 (or 15433992 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 8164569601 is about 90358.0079517029. The cubic root of 8164569601 is about 2013.6211548854.

The spelling of 8164569601 in words is "eight billion, one hundred sixty-four million, five hundred sixty-nine thousand, six hundred one".