40413510531405 has 72 divisors (see below), whose sum is σ = 77002215105816. Its totient is φ = 19593153296640.

The previous prime is 40413510531403. The next prime is 40413510531419. The reversal of 40413510531405 is 50413501531404.

40413510531405 is a `hidden beast` number, since 4 + 0 + 41 + 35 + 10 + 531 + 40 + 5 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 12967625921481 + 27445884609924 = 3601059^2 + 5238882^2 .

It is not a de Polignac number, because 40413510531405 - 2¹ = 40413510531403 is a prime.

It is a super-4 number, since 4×40413510531405⁴ (a number of 56 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40413510531405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40413510531403) 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 71 ways as a sum of consecutive naturals, for example, 86216527 + ... + 86684003.

It is an arithmetic number, because the mean of its divisors is an integer number (1069475209803).

Almost surely, 2^{40413510531405} is an apocalyptic number.

40413510531405 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40413510531405 is a deficient number, since it is larger than the sum of its proper divisors (36588704574411).

40413510531405 is a wasteful number, since it uses less digits than its factorization.

40413510531405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483387 (or 483373 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

Subtracting 40413510531405 from its reverse (50413501531404), we obtain a palindrome (9999990999999).

The spelling of 40413510531405 in words is "forty trillion, four hundred thirteen billion, five hundred ten million, five hundred thirty-one thousand, four hundred five".