505836704449 has 8 divisors (see below), whose sum is σ = 524705189760. Its totient is φ = 487063275216.

The previous prime is 505836704389. The next prime is 505836704473. The reversal of 505836704449 is 944407638505.

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 505836704449 - 2²⁹ = 505299833537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505836704449.

It is not an unprimeable number, because it can be changed into a prime (505236704449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23753179 + ... + 23774464.

It is an arithmetic number, because the mean of its divisors is an integer number (65588148720).

Almost surely, 2^505836704449 is an apocalyptic number.

It is an amenable number.

505836704449 is a deficient number, since it is larger than the sum of its proper divisors (18868485311).

505836704449 is a wasteful number, since it uses less digits than its factorization.

505836704449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47528039.

The product of its (nonzero) digits is 14515200, while the sum is 55.

The spelling of 505836704449 in words is "five hundred five billion, eight hundred thirty-six million, seven hundred four thousand, four hundred forty-nine".