473654845439 has 4 divisors (see below), whose sum is σ = 473669967624. Its totient is φ = 473639723256.

The previous prime is 473654845399. The next prime is 473654845451. The reversal of 473654845439 is 934548456374.

It is a happy number.

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-473654845439 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 (473654842439) 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, 7514012 + ... + 7576785.

It is an arithmetic number, because the mean of its divisors is an integer number (118417491906).

Almost surely, 2^473654845439 is an apocalyptic number.

473654845439 is a deficient number, since it is larger than the sum of its proper divisors (15122185).

473654845439 is a wasteful number, since it uses less digits than its factorization.

473654845439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15122184.

The product of its digits is 174182400, while the sum is 62.

The spelling of 473654845439 in words is "four hundred seventy-three billion, six hundred fifty-four million, eight hundred forty-five thousand, four hundred thirty-nine".