8606146866421 has 16 divisors (see below), whose sum is σ = 9587977660800. Its totient is φ = 7670017591488.

The previous prime is 8606146866407. The next prime is 8606146866439. The reversal of 8606146866421 is 1246686416068.

It is a cyclic number.

It is not a de Polignac number, because 8606146866421 - 2²⁵ = 8606113311989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8606146867421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17085840 + ... + 17582326.

It is an arithmetic number, because the mean of its divisors is an integer number (599248603800).

Almost surely, 2^{8606146866421} is an apocalyptic number.

It is an amenable number.

8606146866421 is a deficient number, since it is larger than the sum of its proper divisors (981830794379).

8606146866421 is a wasteful number, since it uses less digits than its factorization.

8606146866421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542508.

The product of its (nonzero) digits is 15925248, while the sum is 58.

The spelling of 8606146866421 in words is "eight trillion, six hundred six billion, one hundred forty-six million, eight hundred sixty-six thousand, four hundred twenty-one".