866652461 has 8 divisors (see below), whose sum is σ = 894964224. Its totient is φ = 838362960.

The previous prime is 866652431. The next prime is 866652467. The reversal of 866652461 is 164256668.

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

It is a cyclic number.

It is not a de Polignac number, because 866652461 - 2²⁶ = 799543597 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 (866652467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116135 + ... + 123371.

It is an arithmetic number, because the mean of its divisors is an integer number (111870528).

Almost surely, 2^866652461 is an apocalyptic number.

It is an amenable number.

866652461 is a deficient number, since it is larger than the sum of its proper divisors (28311763).

866652461 is a wasteful number, since it uses less digits than its factorization.

866652461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11131.

The product of its digits is 414720, while the sum is 44.

The square root of 866652461 is about 29438.9616155190. The cubic root of 866652461 is about 953.4142927507.

The spelling of 866652461 in words is "eight hundred sixty-six million, six hundred fifty-two thousand, four hundred sixty-one".