40333660212 has 12 divisors (see below), whose sum is σ = 94111873856. Its totient is φ = 13444553400.

The previous prime is 40333660093. The next prime is 40333660217. The reversal of 40333660212 is 21206633304.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 40333660212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40333660217) by changing a digit.

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, 1680569164 + ... + 1680569187.

Almost surely, 2^40333660212 is an apocalyptic number.

It is an amenable number.

40333660212 is an abundant number, since it is smaller than the sum of its proper divisors (53778213644).

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

40333660212 is a wasteful number, since it uses less digits than its factorization.

40333660212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3361138358 (or 3361138356 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

The spelling of 40333660212 in words is "forty billion, three hundred thirty-three million, six hundred sixty thousand, two hundred twelve".