40531003145412 has 96 divisors (see below), whose sum is σ = 103813308281088. Its totient is φ = 12230524061184.

The previous prime is 40531003145329. The next prime is 40531003145417. The reversal of 40531003145412 is 21454130013504.

40531003145412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40531003145417) 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 31 ways as a sum of consecutive naturals, for example, 18238633 + ... + 20339855.

It is an arithmetic number, because the mean of its divisors is an integer number (1081388627928).

Almost surely, 2^{40531003145412} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40531003145412, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51906654140544).

40531003145412 is an abundant number, since it is smaller than the sum of its proper divisors (63282305135676).

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

40531003145412 is a wasteful number, since it uses less digits than its factorization.

40531003145412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103629 (or 2103627 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 40531003145412 its reverse (21454130013504), we get a palindrome (61985133158916).

The spelling of 40531003145412 in words is "forty trillion, five hundred thirty-one billion, three million, one hundred forty-five thousand, four hundred twelve".