12440524933 has 8 divisors (see below), whose sum is σ = 12554684568. Its totient is φ = 12326436864.

The previous prime is 12440524927. The next prime is 12440524997. The reversal of 12440524933 is 33942504421.

It can be written as a sum of positive squares in 4 ways, for example, as 557998884 + 11882526049 = 23622^2 + 109007^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12440524933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12440524892 and 12440524901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12440524913) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369541 + ... + 401797.

It is an arithmetic number, because the mean of its divisors is an integer number (1569335571).

Almost surely, 2^12440524933 is an apocalyptic number.

It is an amenable number.

12440524933 is a deficient number, since it is larger than the sum of its proper divisors (114159635).

12440524933 is a wasteful number, since it uses less digits than its factorization.

12440524933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35783.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 12440524933 in words is "twelve billion, four hundred forty million, five hundred twenty-four thousand, nine hundred thirty-three".