40655852912 has 20 divisors (see below), whose sum is σ = 80062040136. Its totient is φ = 19994681280.

The previous prime is 40655852911. The next prime is 40655852921. The reversal of 40655852912 is 21925855604.

40655852912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40655852911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20826818 + ... + 20828769.

Almost surely, 2^40655852912 is an apocalyptic number.

It is an amenable number.

40655852912 is a deficient number, since it is larger than the sum of its proper divisors (39406187224).

40655852912 is a wasteful number, since it uses less digits than its factorization.

40655852912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41655656 (or 41655650 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 47.

The spelling of 40655852912 in words is "forty billion, six hundred fifty-five million, eight hundred fifty-two thousand, nine hundred twelve".