472722865999 has 4 divisors (see below), whose sum is σ = 472882410936. Its totient is φ = 472563321064.

The previous prime is 472722865997. The next prime is 472722866023. The reversal of 472722865999 is 999568227274.

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 472722865999 - 2¹ = 472722865997 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 (472722865997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79768024 + ... + 79773949.

It is an arithmetic number, because the mean of its divisors is an integer number (118220602734).

Almost surely, 2^472722865999 is an apocalyptic number.

472722865999 is a deficient number, since it is larger than the sum of its proper divisors (159544937).

472722865999 is a wasteful number, since it uses less digits than its factorization.

472722865999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159544936.

The product of its digits is 274337280, while the sum is 70.

The spelling of 472722865999 in words is "four hundred seventy-two billion, seven hundred twenty-two million, eight hundred sixty-five thousand, nine hundred ninety-nine".