415221535145 has 8 divisors (see below), whose sum is σ = 527575597704. Its totient is φ = 312637391104.

The previous prime is 415221535117. The next prime is 415221535177. The reversal of 415221535145 is 541535122514.

It can be written as a sum of positive squares in 4 ways, for example, as 91673306176 + 323548228969 = 302776^2 + 568813^2 .

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 415221535145 - 2⁶ = 415221535081 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 415221535099 and 415221535108.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2442479534 + ... + 2442479703.

It is an arithmetic number, because the mean of its divisors is an integer number (65946949713).

Almost surely, 2^415221535145 is an apocalyptic number.

It is an amenable number.

415221535145 is a deficient number, since it is larger than the sum of its proper divisors (112354062559).

415221535145 is a wasteful number, since it uses less digits than its factorization.

415221535145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4884959259.

The product of its digits is 120000, while the sum is 38.

Adding to 415221535145 its reverse (541535122514), we get a palindrome (956756657659).

The spelling of 415221535145 in words is "four hundred fifteen billion, two hundred twenty-one million, five hundred thirty-five thousand, one hundred forty-five".