40412804892 has 12 divisors (see below), whose sum is σ = 94296544776. Its totient is φ = 13470934960.

The previous prime is 40412804869. The next prime is 40412804893. The reversal of 40412804892 is 29840821404.

40412804892 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40412804893) 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, 1683866859 + ... + 1683866882.

It is an arithmetic number, because the mean of its divisors is an integer number (7858045398).

Almost surely, 2^40412804892 is an apocalyptic number.

It is an amenable number.

40412804892 is an abundant number, since it is smaller than the sum of its proper divisors (53883739884).

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

40412804892 is a wasteful number, since it uses less digits than its factorization.

40412804892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3367733748 (or 3367733746 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 42.

The spelling of 40412804892 in words is "forty billion, four hundred twelve million, eight hundred four thousand, eight hundred ninety-two".