10432331505 has 12 divisors (see below), whose sum is σ = 18082708020. Its totient is φ = 5563910112.

The previous prime is 10432331449. The next prime is 10432331509. The reversal of 10432331505 is 50513323401.

10432331505 is a `hidden beast` number, since 104 + 3 + 23 + 31 + 505 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2347983936 + 8084347569 = 48456^2 + 89913^2 .

It is not a de Polignac number, because 10432331505 - 2²³ = 10423942897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10432331509) 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, 115914750 + ... + 115914839.

It is an arithmetic number, because the mean of its divisors is an integer number (1506892335).

Almost surely, 2^10432331505 is an apocalyptic number.

10432331505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10432331505 is a deficient number, since it is larger than the sum of its proper divisors (7650376515).

10432331505 is a wasteful number, since it uses less digits than its factorization.

10432331505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231829600 (or 231829597 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 10432331505 its reverse (50513323401), we get a palindrome (60945654906).

The spelling of 10432331505 in words is "ten billion, four hundred thirty-two million, three hundred thirty-one thousand, five hundred five".