40112005312 has 14 divisors (see below), whose sum is σ = 79597260668. Its totient is φ = 20056002624.

The previous prime is 40112005303. The next prime is 40112005327. The reversal of 40112005312 is 21350021104.

It is a self number, because there is not a number n which added to its sum of digits gives 40112005312.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313374978 + ... + 313375105.

Almost surely, 2^40112005312 is an apocalyptic number.

It is an amenable number.

40112005312 is a deficient number, since it is larger than the sum of its proper divisors (39485255356).

40112005312 is an equidigital number, since it uses as much as digits as its factorization.

40112005312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626750095 (or 626750085 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 40112005312 its reverse (21350021104), we get a palindrome (61462026416).

The spelling of 40112005312 in words is "forty billion, one hundred twelve million, five thousand, three hundred twelve".