40224313013 has 4 divisors (see below), whose sum is σ = 40600241280. Its totient is φ = 39848384748.

The previous prime is 40224313007. The next prime is 40224313039. The reversal of 40224313013 is 31031342204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40224313013 - 2¹⁶ = 40224247477 is a prime.

It is a super-2 number, since 2×40224313013² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40224313013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40224313813) 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, 187963973 + ... + 187964186.

It is an arithmetic number, because the mean of its divisors is an integer number (10150060320).

Almost surely, 2^40224313013 is an apocalyptic number.

It is an amenable number.

40224313013 is a deficient number, since it is larger than the sum of its proper divisors (375928267).

40224313013 is a wasteful number, since it uses less digits than its factorization.

40224313013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375928266.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 40224313013 its reverse (31031342204), we get a palindrome (71255655217).

The spelling of 40224313013 in words is "forty billion, two hundred twenty-four million, three hundred thirteen thousand, thirteen".