8573552994239 has 4 divisors (see below), whose sum is σ = 8579461715880. Its totient is φ = 8567644272600.

The previous prime is 8573552994229. The next prime is 8573552994277. The reversal of 8573552994239 is 9324992553758.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8573552994239 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 (8573552994229) 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, 2954358644 + ... + 2954361545.

It is an arithmetic number, because the mean of its divisors is an integer number (2144865428970).

Almost surely, 2^{8573552994239} is an apocalyptic number.

8573552994239 is a deficient number, since it is larger than the sum of its proper divisors (5908721641).

8573552994239 is a wasteful number, since it uses less digits than its factorization.

8573552994239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5908721640.

The product of its digits is 734832000, while the sum is 71.

The spelling of 8573552994239 in words is "eight trillion, five hundred seventy-three billion, five hundred fifty-two million, nine hundred ninety-four thousand, two hundred thirty-nine".