40440088843 has 8 divisors (see below), whose sum is σ = 50418812160. Its totient is φ = 31511757480.

The previous prime is 40440088841. The next prime is 40440088891. The reversal of 40440088843 is 34888004404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40440088843 - 2¹ = 40440088841 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40440088843.

It is not an unprimeable number, because it can be changed into a prime (40440088841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262597903 + ... + 262598056.

It is an arithmetic number, because the mean of its divisors is an integer number (6302351520).

Almost surely, 2^40440088843 is an apocalyptic number.

40440088843 is a deficient number, since it is larger than the sum of its proper divisors (9978723317).

40440088843 is a wasteful number, since it uses less digits than its factorization.

40440088843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525195977.

The product of its (nonzero) digits is 393216, while the sum is 43.

The spelling of 40440088843 in words is "forty billion, four hundred forty million, eighty-eight thousand, eight hundred forty-three".