42411322809 has 12 divisors (see below), whose sum is σ = 61319212500. Its totient is φ = 28247255424.

The previous prime is 42411322783. The next prime is 42411322823. The reversal of 42411322809 is 90822311424.

42411322809 is a `hidden beast` number, since 4 + 241 + 132 + 280 + 9 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37140998400 + 5270324409 = 192720^2 + 72597^2 .

It is not a de Polignac number, because 42411322809 - 2⁸ = 42411322553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42411322829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2236684 + ... + 2255565.

It is an arithmetic number, because the mean of its divisors is an integer number (5109934375).

Almost surely, 2^42411322809 is an apocalyptic number.

It is an amenable number.

42411322809 is a deficient number, since it is larger than the sum of its proper divisors (18907889691).

42411322809 is a wasteful number, since it uses less digits than its factorization.

42411322809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4493304 (or 4493301 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 42411322809 in words is "forty-two billion, four hundred eleven million, three hundred twenty-two thousand, eight hundred nine".