424131331505 has 32 divisors (see below), whose sum is σ = 602765936640. Its totient is φ = 280355880960.

The previous prime is 424131331499. The next prime is 424131331517. The reversal of 424131331505 is 505133131424.

It is not a de Polignac number, because 424131331505 - 2¹⁴ = 424131315121 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481670 + ... + 1039359.

It is an arithmetic number, because the mean of its divisors is an integer number (18836435520).

Almost surely, 2^424131331505 is an apocalyptic number.

It is an amenable number.

424131331505 is a deficient number, since it is larger than the sum of its proper divisors (178634605135).

424131331505 is a wasteful number, since it uses less digits than its factorization.

424131331505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521329.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 424131331505 its reverse (505133131424), we get a palindrome (929264462929).

The spelling of 424131331505 in words is "four hundred twenty-four billion, one hundred thirty-one million, three hundred thirty-one thousand, five hundred five".