505213645415 has 8 divisors (see below), whose sum is σ = 606264315648. Its totient is φ = 404165622240.

The previous prime is 505213645411. The next prime is 505213645421. The reversal of 505213645415 is 514546312505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505213645415 - 2² = 505213645411 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 (505213645411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214376 + ... + 1027805.

It is an arithmetic number, because the mean of its divisors is an integer number (75783039456).

Almost surely, 2^505213645415 is an apocalyptic number.

505213645415 is a deficient number, since it is larger than the sum of its proper divisors (101050670233).

505213645415 is a wasteful number, since it uses less digits than its factorization.

505213645415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323529.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 505213645415 in words is "five hundred five billion, two hundred thirteen million, six hundred forty-five thousand, four hundred fifteen".