40084343023 has 4 divisors (see below), whose sum is σ = 41062009968. Its totient is φ = 39106676080.

The previous prime is 40084343021. The next prime is 40084343069. The reversal of 40084343023 is 32034348004.

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

It is a cyclic number.

It is not a de Polignac number, because 40084343023 - 2¹ = 40084343021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40084343021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 488833411 + ... + 488833492.

It is an arithmetic number, because the mean of its divisors is an integer number (10265502492).

Almost surely, 2^40084343023 is an apocalyptic number.

40084343023 is a deficient number, since it is larger than the sum of its proper divisors (977666945).

40084343023 is an equidigital number, since it uses as much as digits as its factorization.

40084343023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 977666944.

The product of its (nonzero) digits is 27648, while the sum is 31.

The spelling of 40084343023 in words is "forty billion, eighty-four million, three hundred forty-three thousand, twenty-three".