40859843329 has 4 divisors (see below), whose sum is σ = 40871385940. Its totient is φ = 40848300720.

The previous prime is 40859843287. The next prime is 40859843347. The reversal of 40859843329 is 92334895804.

40859843329 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22215306304 + 18644537025 = 149048^2 + 136545^2 .

It is a cyclic number.

It is not a de Polignac number, because 40859843329 - 2¹⁵ = 40859810561 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 40859843329.

It is not an unprimeable number, because it can be changed into a prime (40859843429) 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, 5765994 + ... + 5773075.

It is an arithmetic number, because the mean of its divisors is an integer number (10217846485).

Almost surely, 2^40859843329 is an apocalyptic number.

It is an amenable number.

40859843329 is a deficient number, since it is larger than the sum of its proper divisors (11542611).

40859843329 is a wasteful number, since it uses less digits than its factorization.

40859843329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11542610.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 40859843329 in words is "forty billion, eight hundred fifty-nine million, eight hundred forty-three thousand, three hundred twenty-nine".