40400241313 has 4 divisors (see below), whose sum is σ = 42156773568. Its totient is φ = 38643709060.

The previous prime is 40400241307. The next prime is 40400241331. The reversal of 40400241313 is 31314200404.

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 40400241313 - 2²⁹ = 39863370401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40400241353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 878266093 + ... + 878266138.

It is an arithmetic number, because the mean of its divisors is an integer number (10539193392).

Almost surely, 2^40400241313 is an apocalyptic number.

It is an amenable number.

40400241313 is a deficient number, since it is larger than the sum of its proper divisors (1756532255).

40400241313 is a wasteful number, since it uses less digits than its factorization.

40400241313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756532254.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 40400241313 its reverse (31314200404), we get a palindrome (71714441717).

The spelling of 40400241313 in words is "forty billion, four hundred million, two hundred forty-one thousand, three hundred thirteen".