12434011432 has 8 divisors (see below), whose sum is σ = 23313771450. Its totient is φ = 6217005712.

The previous prime is 12434011423. The next prime is 12434011453. The reversal of 12434011432 is 23411043421.

It can be written as a sum of positive squares in only one way, i.e., 11583355876 + 850655556 = 107626^2 + 29166^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×12434011432² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12434011397 and 12434011406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 777125707 + ... + 777125722.

Almost surely, 2^12434011432 is an apocalyptic number.

It is an amenable number.

12434011432 is a deficient number, since it is larger than the sum of its proper divisors (10879760018).

12434011432 is a wasteful number, since it uses less digits than its factorization.

12434011432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1554251435 (or 1554251431 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12434011432 its reverse (23411043421), we get a palindrome (35845054853).

The spelling of 12434011432 in words is "twelve billion, four hundred thirty-four million, eleven thousand, four hundred thirty-two".