40302042343504 has 20 divisors (see below), whose sum is σ = 78086300794164. Its totient is φ = 20150738912768.

The previous prime is 40302042343483. The next prime is 40302042343529. The reversal of 40302042343504 is 40534324020304.

It can be written as a sum of positive squares in 2 ways, for example, as 19226120257600 + 21075922085904 = 4384760^2 + 4590852^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 40302042343504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16460827 + ... + 18750010.

Almost surely, 2^{40302042343504} is an apocalyptic number.

It is an amenable number.

40302042343504 is a deficient number, since it is larger than the sum of its proper divisors (37784258450660).

40302042343504 is a wasteful number, since it uses less digits than its factorization.

40302042343504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35282382 (or 35282376 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 34.

Adding to 40302042343504 its reverse (40534324020304), we get a palindrome (80836366363808).

The spelling of 40302042343504 in words is "forty trillion, three hundred two billion, forty-two million, three hundred forty-three thousand, five hundred four".