40422113240340 has 48 divisors (see below), whose sum is σ = 121888218388608. Its totient is φ = 9950058643584.

The previous prime is 40422113240293. The next prime is 40422113240347. The reversal of 40422113240340 is 4304231122404.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 40422113240298 and 40422113240307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40422113240347) 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 15 ways as a sum of consecutive naturals, for example, 25911610272 + ... + 25911611831.

It is an arithmetic number, because the mean of its divisors is an integer number (2539337883096).

Almost surely, 2^{40422113240340} is an apocalyptic number.

It is an amenable number.

40422113240340 is an abundant number, since it is smaller than the sum of its proper divisors (81466105148268).

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

40422113240340 is a wasteful number, since it uses less digits than its factorization.

40422113240340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51823222128 (or 51823222126 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 40422113240340 its reverse (4304231122404), we get a palindrome (44726344362744).

The spelling of 40422113240340 in words is "forty trillion, four hundred twenty-two billion, one hundred thirteen million, two hundred forty thousand, three hundred forty".