415840811873 has 4 divisors (see below), whose sum is σ = 415875171120. Its totient is φ = 415806452628.

The previous prime is 415840811803. The next prime is 415840811891. The reversal of 415840811873 is 378118048514.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 415840811873 - 2¹⁰ = 415840810849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (415840811803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17161463 + ... + 17185676.

It is an arithmetic number, because the mean of its divisors is an integer number (103968792780).

Almost surely, 2^415840811873 is an apocalyptic number.

It is an amenable number.

415840811873 is a deficient number, since it is larger than the sum of its proper divisors (34359247).

415840811873 is a wasteful number, since it uses less digits than its factorization.

415840811873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34359246.

The product of its (nonzero) digits is 860160, while the sum is 50.

The spelling of 415840811873 in words is "four hundred fifteen billion, eight hundred forty million, eight hundred eleven thousand, eight hundred seventy-three".