40863942344 has 8 divisors (see below), whose sum is σ = 76619891910. Its totient is φ = 20431971168.

The previous prime is 40863942341. The next prime is 40863942349. The reversal of 40863942344 is 44324936804.

It can be written as a sum of positive squares in only one way, i.e., 29228005444 + 11635936900 = 170962^2 + 107870^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 2553996389 + ... + 2553996404.

Almost surely, 2^40863942344 is an apocalyptic number.

It is an amenable number.

40863942344 is a deficient number, since it is larger than the sum of its proper divisors (35755949566).

40863942344 is a wasteful number, since it uses less digits than its factorization.

40863942344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5107992799 (or 5107992795 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 47.

The spelling of 40863942344 in words is "forty billion, eight hundred sixty-three million, nine hundred forty-two thousand, three hundred forty-four".