10042040413 has 4 divisors (see below), whose sum is σ = 10042395228. Its totient is φ = 10041685600.

The previous prime is 10042040401. The next prime is 10042040423. The reversal of 10042040413 is 31404024001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3457204804 + 6584835609 = 58798^2 + 81147^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10042040413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10042040423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130888 + ... + 192913.

It is an arithmetic number, because the mean of its divisors is an integer number (2510598807).

Almost surely, 2^10042040413 is an apocalyptic number.

It is an amenable number.

10042040413 is a deficient number, since it is larger than the sum of its proper divisors (354815).

10042040413 is an equidigital number, since it uses as much as digits as its factorization.

10042040413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354814.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10042040413 its reverse (31404024001), we get a palindrome (41446064414).

The spelling of 10042040413 in words is "ten billion, forty-two million, forty thousand, four hundred thirteen".