40844840800 has 36 divisors (see below), whose sum is σ = 99712469556. Its totient is φ = 16337936000.

The previous prime is 40844840761. The next prime is 40844840807. The reversal of 40844840800 is 804844804.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40844840807) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25527226 + ... + 25528825.

It is an arithmetic number, because the mean of its divisors is an integer number (2769790821).

Almost surely, 2^40844840800 is an apocalyptic number.

40844840800 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40844840800 is an abundant number, since it is smaller than the sum of its proper divisors (58867628756).

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

40844840800 is a wasteful number, since it uses less digits than its factorization.

40844840800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51056071 (or 51056058 counting only the distinct ones).

The product of its (nonzero) digits is 131072, while the sum is 40.

The spelling of 40844840800 in words is "forty billion, eight hundred forty-four million, eight hundred forty thousand, eight hundred".