405466124513 has 4 divisors (see below), whose sum is σ = 405478272660. Its totient is φ = 405453976368.

The previous prime is 405466124501. The next prime is 405466124521. The reversal of 405466124513 is 315421664504.

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

It can be written as a sum of positive squares in 2 ways, for example, as 307567849744 + 97898274769 = 554588^2 + 312887^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-405466124513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (405466124113) 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 3 ways as a sum of consecutive naturals, for example, 6023870 + ... + 6090807.

It is an arithmetic number, because the mean of its divisors is an integer number (101369568165).

Almost surely, 2^405466124513 is an apocalyptic number.

It is an amenable number.

405466124513 is a deficient number, since it is larger than the sum of its proper divisors (12148147).

405466124513 is a wasteful number, since it uses less digits than its factorization.

405466124513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12148146.

The product of its (nonzero) digits is 345600, while the sum is 41.

The spelling of 405466124513 in words is "four hundred five billion, four hundred sixty-six million, one hundred twenty-four thousand, five hundred thirteen".