40863942340 has 192 divisors, whose sum is σ = 98018424000. Its totient is φ = 14203478016.

The previous prime is 40863942337. The next prime is 40863942341. The reversal of 40863942340 is 4324936804.

It can be written as a sum of positive squares in 32 ways, for example, as 10362018436 + 30501923904 = 101794^2 + 174648^2 .

It is not an unprimeable number, because it can be changed into a prime (40863942341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117088486 + ... + 117088834.

It is an arithmetic number, because the mean of its divisors is an integer number (510512625).

Almost surely, 2^40863942340 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 40863942340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49009212000).

40863942340 is an abundant number, since it is smaller than the sum of its proper divisors (57154481660).

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

40863942340 is a wasteful number, since it uses less digits than its factorization.

40863942340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746 (or 744 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 43.

The spelling of 40863942340 in words is "forty billion, eight hundred sixty-three million, nine hundred forty-two thousand, three hundred forty".