42311055505 has 16 divisors (see below), whose sum is σ = 52182972864. Its totient is φ = 32915977920.

The previous prime is 42311055473. The next prime is 42311055539. The reversal of 42311055505 is 50555011324.

It is not a de Polignac number, because 42311055505 - 2⁵ = 42311055473 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 384666 + ... + 482275.

It is an arithmetic number, because the mean of its divisors is an integer number (3261435804).

Almost surely, 2^42311055505 is an apocalyptic number.

It is an amenable number.

42311055505 is a deficient number, since it is larger than the sum of its proper divisors (9871917359).

42311055505 is a wasteful number, since it uses less digits than its factorization.

42311055505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 867216.

The product of its (nonzero) digits is 15000, while the sum is 31.

Adding to 42311055505 its reverse (50555011324), we get a palindrome (92866066829).

The spelling of 42311055505 in words is "forty-two billion, three hundred eleven million, fifty-five thousand, five hundred five".