40003242013 has 8 divisors (see below), whose sum is σ = 45719894528. Its totient is φ = 34287065424.

The previous prime is 40003242007. The next prime is 40003242017. The reversal of 40003242013 is 31024230004.

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-40003242013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40003242017) 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, 84295 + ... + 295147.

It is an arithmetic number, because the mean of its divisors is an integer number (5714986816).

Almost surely, 2^40003242013 is an apocalyptic number.

It is an amenable number.

40003242013 is a deficient number, since it is larger than the sum of its proper divisors (5716652515).

40003242013 is a wasteful number, since it uses less digits than its factorization.

40003242013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237963.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 40003242013 its reverse (31024230004), we get a palindrome (71027472017).

The spelling of 40003242013 in words is "forty billion, three million, two hundred forty-two thousand, thirteen".