13042040433 has 8 divisors (see below), whose sum is σ = 18412292448. Its totient is φ = 8183241024.

The previous prime is 13042040357. The next prime is 13042040443. The reversal of 13042040433 is 33404024031.

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

It is a de Polignac number, because none of the positive numbers 2^k-13042040433 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13042040443) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 127863091 + ... + 127863192.

It is an arithmetic number, because the mean of its divisors is an integer number (2301536556).

Almost surely, 2^13042040433 is an apocalyptic number.

It is an amenable number.

13042040433 is a deficient number, since it is larger than the sum of its proper divisors (5370252015).

13042040433 is a wasteful number, since it uses less digits than its factorization.

13042040433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255726303.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 13042040433 its reverse (33404024031), we get a palindrome (46446064464).

The spelling of 13042040433 in words is "thirteen billion, forty-two million, forty thousand, four hundred thirty-three".