40304131112 has 48 divisors (see below), whose sum is σ = 89566937460. Its totient is φ = 16947280896.

The previous prime is 40304131099. The next prime is 40304131123. The reversal of 40304131112 is 21113140304.

It can be written as a sum of positive squares in 2 ways, for example, as 36943146436 + 3360984676 = 192206^2 + 57974^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 949193 + ... + 990744.

Almost surely, 2^40304131112 is an apocalyptic number.

It is an amenable number.

40304131112 is an abundant number, since it is smaller than the sum of its proper divisors (49262806348).

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

40304131112 is a wasteful number, since it uses less digits than its factorization.

40304131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940010 (or 1939999 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 40304131112 its reverse (21113140304), we get a palindrome (61417271416).

The spelling of 40304131112 in words is "forty billion, three hundred four million, one hundred thirty-one thousand, one hundred twelve".