40844026044840 has 64 divisors (see below), whose sum is σ = 122560202741760. Its totient is φ = 10889240313600.

The previous prime is 40844026044803. The next prime is 40844026044869. The reversal of 40844026044840 is 4844062044804.

40844026044840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40844026044840.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38536936 + ... + 39582615.

It is an arithmetic number, because the mean of its divisors is an integer number (1915003167840).

Almost surely, 2^{40844026044840} is an apocalyptic number.

40844026044840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40844026044840 is an abundant number, since it is smaller than the sum of its proper divisors (81716176696920).

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

40844026044840 is a wasteful number, since it uses less digits than its factorization.

40844026044840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78123922 (or 78123918 counting only the distinct ones).

The product of its (nonzero) digits is 3145728, while the sum is 48.

The spelling of 40844026044840 in words is "forty trillion, eight hundred forty-four billion, twenty-six million, forty-four thousand, eight hundred forty".