8664850043 has 4 divisors (see below), whose sum is σ = 8684148600. Its totient is φ = 8645551488.

The previous prime is 8664850009. The next prime is 8664850067. The reversal of 8664850043 is 3400584668.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8664850043 - 2¹⁴ = 8664833659 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8664849976 and 8664850003.

It is not an unprimeable number, because it can be changed into a prime (8664810043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9648605 + ... + 9649502.

It is an arithmetic number, because the mean of its divisors is an integer number (2171037150).

Almost surely, 2^8664850043 is an apocalyptic number.

8664850043 is a deficient number, since it is larger than the sum of its proper divisors (19298557).

8664850043 is a wasteful number, since it uses less digits than its factorization.

8664850043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19298556.

The product of its (nonzero) digits is 552960, while the sum is 44.

The square root of 8664850043 is about 93085.1762795774. The cubic root of 8664850043 is about 2053.9365203581.

The spelling of 8664850043 in words is "eight billion, six hundred sixty-four million, eight hundred fifty thousand, forty-three".