40452844812 has 12 divisors (see below), whose sum is σ = 94389971256. Its totient is φ = 13484281600.

The previous prime is 40452844777. The next prime is 40452844871. The reversal of 40452844812 is 21844825404.

It is a happy number.

40452844812 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1685535189 + ... + 1685535212.

It is an arithmetic number, because the mean of its divisors is an integer number (7865830938).

Almost surely, 2^40452844812 is an apocalyptic number.

It is an amenable number.

40452844812 is an abundant number, since it is smaller than the sum of its proper divisors (53937126444).

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

40452844812 is a wasteful number, since it uses less digits than its factorization.

40452844812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3371070408 (or 3371070406 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 42.

The spelling of 40452844812 in words is "forty billion, four hundred fifty-two million, eight hundred forty-four thousand, eight hundred twelve".