40222031040340 has 24 divisors (see below), whose sum is σ = 85623337313640. Its totient is φ = 15868417724928.

The previous prime is 40222031040281. The next prime is 40222031040341. The reversal of 40222031040340 is 4304013022204.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13469281682704 + 26752749357636 = 3670052^2 + 5172306^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40222031040341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13774666705 + ... + 13774669624.

It is an arithmetic number, because the mean of its divisors is an integer number (3567639054735).

Almost surely, 2^{40222031040340} is an apocalyptic number.

It is an amenable number.

40222031040340 is an abundant number, since it is smaller than the sum of its proper divisors (45401306273300).

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

40222031040340 is a wasteful number, since it uses less digits than its factorization.

40222031040340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27549336411 (or 27549336409 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 40222031040340 its reverse (4304013022204), we get a palindrome (44526044062544).

The spelling of 40222031040340 in words is "forty trillion, two hundred twenty-two billion, thirty-one million, forty thousand, three hundred forty".