40143520413012 has 48 divisors (see below), whose sum is σ = 97282530616320. Its totient is φ = 12874493613792.

The previous prime is 40143520412971. The next prime is 40143520413083. The reversal of 40143520413012 is 21031402534104.

It is a super-2 number, since 2×40143520413012² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 603157018 + ... + 603223569.

It is an arithmetic number, because the mean of its divisors is an integer number (2026719387840).

Almost surely, 2^{40143520413012} is an apocalyptic number.

It is an amenable number.

40143520413012 is an abundant number, since it is smaller than the sum of its proper divisors (57139010203308).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40143520413012 is a wasteful number, since it uses less digits than its factorization.

40143520413012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206380700 (or 1206380698 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 40143520413012 its reverse (21031402534104), we get a palindrome (61174922947116).

The spelling of 40143520413012 in words is "forty trillion, one hundred forty-three billion, five hundred twenty million, four hundred thirteen thousand, twelve".