40935808468 has 12 divisors (see below), whose sum is σ = 72376198132. Its totient is φ = 20256894720.

The previous prime is 40935808423. The next prime is 40935808469. The reversal of 40935808468 is 86480853904.

It can be written as a sum of positive squares in 2 ways, for example, as 9909804304 + 31026004164 = 99548^2 + 176142^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40935808469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52751943 + ... + 52752718.

Almost surely, 2^40935808468 is an apocalyptic number.

It is an amenable number.

40935808468 is a deficient number, since it is larger than the sum of its proper divisors (31440389664).

40935808468 is a wasteful number, since it uses less digits than its factorization.

40935808468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105504762 (or 105504760 counting only the distinct ones).

The product of its (nonzero) digits is 6635520, while the sum is 55.

The spelling of 40935808468 in words is "forty billion, nine hundred thirty-five million, eight hundred eight thousand, four hundred sixty-eight".