40031530012 has 12 divisors (see below), whose sum is σ = 70941952480. Its totient is φ = 19762400736.

The previous prime is 40031530009. The next prime is 40031530037. The reversal of 40031530012 is 21003513004.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 63340713 + ... + 63341344.

Almost surely, 2^40031530012 is an apocalyptic number.

It is an amenable number.

40031530012 is a deficient number, since it is larger than the sum of its proper divisors (30910422468).

40031530012 is a wasteful number, since it uses less digits than its factorization.

40031530012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126682140 (or 126682138 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The spelling of 40031530012 in words is "forty billion, thirty-one million, five hundred thirty thousand, twelve".