40315335403021 has 16 divisors (see below), whose sum is σ = 46127996928000. Its totient is φ = 34516007810928.

The previous prime is 40315335402997. The next prime is 40315335403027. The reversal of 40315335403021 is 12030453351304.

40315335403021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40315335403021 - 2¹¹ = 40315335400973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40315335403027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450914880 + ... + 451004278.

It is an arithmetic number, because the mean of its divisors is an integer number (2882999808000).

Almost surely, 2^{40315335403021} is an apocalyptic number.

It is an amenable number.

40315335403021 is a deficient number, since it is larger than the sum of its proper divisors (5812661524979).

40315335403021 is an equidigital number, since it uses as much as digits as its factorization.

40315335403021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163248.

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 40315335403021 its reverse (12030453351304), we get a palindrome (52345788754325).

The spelling of 40315335403021 in words is "forty trillion, three hundred fifteen billion, three hundred thirty-five million, four hundred three thousand, twenty-one".