40238516013 has 4 divisors (see below), whose sum is σ = 53651354688. Its totient is φ = 26825677340.

The previous prime is 40238515987. The next prime is 40238516023. The reversal of 40238516013 is 31061583204.

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 40238516013 - 2¹³ = 40238507821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40238516023) 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 3 ways as a sum of consecutive naturals, for example, 6706419333 + ... + 6706419338.

It is an arithmetic number, because the mean of its divisors is an integer number (13412838672).

Almost surely, 2^40238516013 is an apocalyptic number.

It is an amenable number.

40238516013 is a deficient number, since it is larger than the sum of its proper divisors (13412838675).

40238516013 is a wasteful number, since it uses less digits than its factorization.

40238516013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13412838674.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 40238516013 in words is "forty billion, two hundred thirty-eight million, five hundred sixteen thousand, thirteen".