40242311313 has 4 divisors (see below), whose sum is σ = 53656415088. Its totient is φ = 26828207540.

The previous prime is 40242311299. The next prime is 40242311327. The reversal of 40242311313 is 31311324204.

It is a happy number.

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 an interprime number because it is at equal distance from previous prime (40242311299) and next prime (40242311327).

It is a cyclic number.

It is not a de Polignac number, because 40242311313 - 2⁴ = 40242311297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40242311383) 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, 6707051883 + ... + 6707051888.

It is an arithmetic number, because the mean of its divisors is an integer number (13414103772).

Almost surely, 2^40242311313 is an apocalyptic number.

It is an amenable number.

40242311313 is a deficient number, since it is larger than the sum of its proper divisors (13414103775).

40242311313 is a wasteful number, since it uses less digits than its factorization.

40242311313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13414103774.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 40242311313 its reverse (31311324204), we get a palindrome (71553635517).

The spelling of 40242311313 in words is "forty billion, two hundred forty-two million, three hundred eleven thousand, three hundred thirteen".